Definition of u-bolt in English English dictionary
- A metal fixing in the shape of the letter U, which has a pin or screw bolt closure which fits across the two ends making a closed clamp
- Allen bolt
- A bolt whose head has a hexagonal socket
- bolt
- To secure a door by locking or barring it
Bolt the door.
- bolt
- To drink one's drink very quickly; to down a drink
Come on everyone - bolt your drinks; I want to go to the next pub!.
- bolt
- Of a plant, to grow quickly; to go to seed
Lettuce and spinach will bolt as the weather warms up.
- bolt
- A lightning spark, i.e., a lightning bolt
- bolt
- To sift, especially through a cloth
- bolt
- A (usually) metal fastener consisting of a cylindrical body that is threaded, with a larger head on one end. It can be inserted into an unthreaded hole up to the head, with a nut then threaded on the other end; a heavy machine screw
- bolt
- A sliding pin or bar in a lock or latch mechanism
There was the noise of a bolt shot back, and the door opened a few inches, enough to show a long snout and a pair of sleepy blinking eyes.
- bolt
- The standard linear measurement of canvas for use at sea: 39 yards
- bolt
- A large roll of fabric or similar material, as a bolt of cloth
- bolt
- To flee, to depart, to accelerate suddenly
The actor forgot his line and bolted from the stage.
- bolt
- A bar of wood or metal dropped in horizontal hooks on a door and adjoining wall or between the two sides of a double door, to prevent the door(s) from being forced open
- bolt
- To swallow food without chewing it
Some hawks and owls bolt their prey whole, and after an interval of from twelve to twenty hours disgorge pellets.
- bolt
- To sift the bran and germ from wheat flour
Graham flour is unbolted flour.
- bolt
- A shaft or missile intended to be shot from a crossbow or a catapult, especially a short, stout arrow
- bolt
- A sliding mechanism to chamber and unchamber a cartridge in a firearm
- bolt
- A sudden event
The problem's solution struck him like a bolt from the blue.
- bolt
- To connect or assemble pieces using a bolt
Bolt the vice to the bench.
- bolt
- To escape
- bolt action
- A type of firearm action in which the weapon's bolt is operated manually by the opening and closing of the breech with a small handle, most commonly placed on the right-hand side of the weapon
- bolt actions
- plural form of bolt action
- bolt bucket
- A machine, especially an automobile. Implies that the machine is clunky or unreliable
He's still driving the old boltbucket he drove while he was in school.
- bolt buckets
- plural form of bolt bucket
- bolt cutter
- A metal tool resembling a large pair of pliers used to cut or sheer bolts
- bolt cutters
- plural form of bolt cutter
- bolt from the blue
- A complete surprise; something totally unexpected
- bolt out of the blue
- A complete surprise; something totally unexpected
- bolt rope
- A rope sewn around the edge of a sail to prevent tearing
- bolt-action
- Alternative spelling of bolt action
- bolt-hole
- a place of escape or secret refuge
- bolt-hole
- a means of escape
- bolt-on
- an additional service or functionality for a mobile telephone subscription
- bolt-rope
- Rope sewn around the edges of a sail to prevent it from fraying; placed slightly off-centre to assist orientation by feel in the dark
- carriage bolt
- A type of bolt with a rounded head and a square shank which will not turn
- climbing bolt
- A bolt permanently fixed to a rock face to allow climbers to attach ropes etc
- eye bolt
- A screw with a loop on the end
- hex head bolt
- A bolt with a hexagonal head
- lug bolt
- A bolt pressed into the hub on an axle, with the threaded end out to receive a lug nut
- shoot one's bolt
- To use up one's resources, especially a singular one or one not readily restored
We were playing checkers and, although I'd started off well, I seemed to have shot my bolt too soon.
- tack bolt
- In steel structures composed of double angles back- to- back have spacer bar between the connecting legs, which is welded at intervals. Alternately stitch bolts, washers and ring fills are placed between the angles to keep them at the proper distance apart. Such connections are called tack connections and the term tack welding or tack bolting are used
- bolt
- {v} to shut, fasten, sift, sally or rush out
- bolt-on
- On the Internet, bolt-on, perhaps inspired by add-on, is used to describe products and systems that can be quickly but securely attached to an existing Web site. The term most often describes some e-commerce solution for adding an online store to a Web site. A "bolt-on e-commerce solution" typically allows a Web site owner to create customized Web catalog pages, using a furnished template that includes a shopping cart approach for multiple item orders, and to have these pages hosted at the solution provider's server, where orders can be taken and reported to the Web site. Solution packages typically include the handling of credit-card applications and credit checking
- like a bolt from the blue
- (deyim) Like a sign from heaven, like a flash of light
Like a bolt from the blue, I got the idea to shave my head.
- rock bolt
- (Madencilik) A tensioned rod passing through a bed of rock and anchoring it to the body of rock behind
- U bolt
- iron bar shaped liked the letter U fitted with a nut and bolt at each end
- adverb bolt 3
- sit/stand bolt upright to sit or stand with your back very straight, often because something has frightened you
- anchor bolt
- A large steel bolt anchored in concrete and attached to a building to prevent the structure from moving
- anchor bolt
- A bolt or threaded rod used to secure the sill to the foundation wall
- anchor bolt
- A bolt placed in the surface of concrete for attaching wood framing members
- anchor bolt
- Bolt set in concrete or held in place by friction or epoxy that is used to fasten lumber, columns, girders, brackets or hangers to concrete or masonry walls
- anchor bolt
- A long 'L' shaped bolt which is set in concrete and used to anchor columns or other members to a foundation or other support
- anchor bolt
- Bolt to secure a wooden sill plate to concrete, masonry floor or wall
- anchor bolt
- long metal fasteners with a threaded end used
- anchor bolt
- A bolt used to attach steel or wood members to a masonry foundation
- anchor bolt
- a bolt-like piece of metal threaded and fitted with a nut or a nut and washer at one end only used to fix members of a structure in position
- bolt
- a discharge of lightning accompanied by thunder
- bolt
- To separate, as if by sifting or bolting; with out
- bolt
- A (usually) metal fastener consisting of a cylindrical body, partially or completely threaded, and a larger head; it is inserted into an unthreaded hole (unlike a screw) up to the head, and a nut is threaded on the other end
- bolt
- To shoot; to discharge or drive forth
- bolt
- When you bolt a door or window, you slide the bolt across to fasten it. He reminded her that he would have to lock and bolt the kitchen door after her. the heavy bolted doors
- bolt
- a sliding bar in a breech-loading firearm that ejects an empty cartridge and replaces it and closes the breech
- bolt
- A sliding catch, or fastening, as for a door or gate; the portion of a lock which is shot or withdrawn by the action of the key
- bolt
- To start forth like a bolt or arrow; to spring abruptly; to come or go suddenly; to dart; as, to bolt out of the room
- bolt
- To refuse to support a nomination made by a party or a caucus with which one has been connected; to break away from a party
- bolt
- A sudden spring or start; a sudden spring aside; as, the horse made a bolt
- bolt
- A lightning spark, i.e. lightning bolt: a bolt from the blue
- bolt
- To strike or fall suddenly like a bolt
- bolt
- If a person or animal bolts, they suddenly start to run very fast, often because something has frightened them. The pig rose squealing and bolted I made some excuse and bolted for the exit
- bolt
- To fasten or secure with, or as with, a bolt or bolts, as a door, a timber, fetters; to shackle; to restrain
- bolt
- A bolt of fabric is usually rolled around a flat piece of cardboard or other inner core It can also be flat folded which means it is actually reefed into a flat bundle A bolt is usually 50 to 60 yards of fabric
- bolt
- A roll of fabric or wallcovering of a given length
- bolt
- Fixed protection that has been hammered into a hole drilled in the rock or artificial climbing surface Not uncontroversial among some traditional climbers and environmentalists
- bolt
- The tendency of cool-season plants to grow rapidly and produce seeds when exposed to warm temperatures
- bolt
- A compact package or roll of cloth, as of canvas or silk, often containing about forty yards
- bolt
- Short piece of pulpwood
- bolt
- Rapid growth of plant before flowering, usually refers to vegetables which mature suddenly
- bolt
- When you bolt one thing to another, you fasten them firmly together, using a bolt. The safety belt is easy to fit as there's no need to bolt it to seat belt anchorage points Bolt the components together a wooden bench which was bolted to the floor
- bolt
- Short log or square timber commonly 8 feet long
- bolt
- a sudden abandonment (as from a political party) a screw that screws into a nut to form a fastener the part of a lock that is engaged or withdrawn with a key a sliding bar in a breech-loading firearm that ejects an empty cartridge and replaces it and closes the breech a roll of cloth or wallpaper of a definite length make or roll into bolts; "bolt fabric"
- bolt
- A sieve, esp
- bolt
- a screw that screws into a nut to form a fastener
- bolt
- If someone is sitting or standing bolt upright, they are sitting or standing very straight. When I pushed his door open, Trevor was sitting bolt upright in bed
- bolt
- An iron to fasten the legs of a prisoner; a shackle; a fetter
- bolt
- The growth of a plant too quickly to flower at the expense of good overall development
- bolt
- A bundle, as of oziers
- bolt
- The standard measurement of length of canvas for use at sea; 39 yards
- bolt
- (n) A mechanical fastening device with a head on one end of an externally threaded shaft A nut is placed on the threaded shaft and rotated to clamp the material between the head and nut
- bolt
- A sudden flight, as to escape creditors
- bolt
- A strong pin, of iron or other material, used to fasten or hold something in place, often having a head at one end and screw thread cut upon the other end
- bolt
- swallow hastily secure or lock with a bolt; "bolt the door"
- bolt
- in a rigid manner; "the body was rigidly erect"; "ge sat bolt upright"
- bolt
- a long fine sieve used in milling for bolting flour and meal; a bolter
- bolt
- A sliding mechanism to chamber and unchamber a round in a gun
- bolt
- eat hastily without proper chewing; "Don't bolt your food!"
- bolt
- A refusal to support a nomination made by the party with which one has been connected; a breaking away from one's party
- bolt
- To refuse to support, as a nomination made by a party to which one has belonged or by a caucus in which one has taken part
- bolt
- The folds which occur at head and foredge when a sheet is folded into a section These are usually trimmed, but you may still find older books for sale with untrimmed edges
- bolt
- If you bolt your food, you eat it so quickly that you hardly chew it or taste it. Being under stress can cause you to miss meals, eat on the move, or bolt your food. Bolt down means the same as bolt. Back then I could bolt down three or four burgers and a pile of French fries
- bolt
- a short, stout, blunt-headed arrow; a quarrel; an arrow, or that which resembles an arrow; a dart
- bolt
- Lightning; a thunderbolt
- bolt
- A shaft or missile intended to be shot from a crossbow or catapult, esp
- bolt
- An Old English word for arrow, to bolt is a verb used to describe a plant prematurely producing seed
- bolt
- directly; "he ran bang into the pole"; "ran slap into her"
- bolt
- Steel cylinder which expands when driven into rock, to provide artificial belay
- bolt
- A bolt is a long metal object which screws into a nut and is used to fasten things together
- bolt
- A short log or a square timber cut from a log, commonly 8 feet long
- bolt action
- Type of breech mechanism that was key to developing an effective repeating rifle. It combines the firing pin, a spring, and an extractor, all housed in or attached to the bolt. A projecting handle with a round knob moves the bolt back and forth. As the bolt is thrust forward, it pushes a cartridge into the chamber and cocks the piece. The trigger releases the spring-driven firing pin inside the bolt. After firing, the extractor on the head of the bolt removes the spent cartridge and ejects it. The bolt then moves a new cartridge from the magazine
- bolt down
- drink down entirely; "He downed three martinis before dinner"; "She killed a bottle of brandy that night"; "They popped a few beer after work"
- bolt of lightning
- thunderbolt: a discharge of lightning accompanied by thunder
- bolt out
- lock a door so someone can't enter
- bolt out
- leave suddenly and as if in a hurry; "The listeners bolted when he discussed his strange ideas"; "When she started to tell silly stories, I ran out"
- bolt up
- screw together, fasten together; attach with screws
- bolt upright
- completely erect
- bolt-hole
- a hole through which an animal may bolt when pursued into its burrow or den
- bolt-hole
- hole into which an animal can run for safety; hole in the wall of a trench where a soldier can hide or sleep; escape route, path to safety
- bolt-on
- (Ticaret) A third party, specific application designed to enhance or extend a base system through increased functionality
- carriage bolt
- a round-headed bolt for timber; threaded along part of the shank; inserted into holes already drilled
- dead bolt
- A lock component having an end which protrudes form or is withdrawn into, the lock front by action of the lock mechanism When the door is closed and the dead bolt thrown, it extends into a hold provided in the strike, locking the door and will not retract with end pressure
- dead bolt
- Special door security consisting of a hardened steel bolt and a lock Lock is operated by a key on the outside and by either a key or handle on the inside
- eye bolt
- A bolt with an eye on one end
- eye bolt
- Used in conjunction with a hillside washer for tensioning cable braces
- eye bolt
- Rather than having a head, these bolts have a closed hook at the end These are used for flying scenery
- machine bolt
- a bolt with a square or hexagonal head on one end and a threaded shaft on the other end; tightened with a wrench; used to connect metal parts
- make a bolt
- escape, flee
- mounting bolt
- screw used for adjustment and resetting
- safety-bolt
- safety lock, lock to prevent accidental use
- screw bolt
- {i} bolt that has a screw thread on the shank
- stove bolt
- a small machine bolt
- toggle bolt
- a two-piece assembly consisting of a threaded bolt and an expanding clip that can fit through a drilled hole The clip can spring outward to provide anchorage from the blind side
- toggle bolt
- a fastener consisting of a threaded bolt and a hinged spring-loaded toggle; used to fasten objects to hollow walls
- toggle bolt
- n. A fastener consisting of a threaded bolt and a spring-loaded toggle, used to secure objects to thin or hollow walls