to lock

Definition of to lock in English English dictionary: enlock; To become fastened in place
If you put the brakes on too hard, the wheels will lock.; Something sure to be a success
Brian thinks she's a lock to get a scholarship somewhere.; To freeze one's body or a part thereof in place
a pop and lock routine.; To be capable of becoming fastened in place
This door locks with a key.; To intertwine or dovetail
We locked arms and stepped out into the night.; Something used for fastening, which can only be opened with a key or combination
Give me the key, said my mother; and though the lock was very stiff, she had turned it and thrown back the lid in a twinkling.; A segment of a canal or other waterway enclosed by gates, used for raising and lowering boats between levels
Here the canal came to a check, ending abruptly with a large lock.; Complete control over a situation
Even though he had not yet done so, Jack felt he had a lock on the game.; A mutex or other token restricting access to a resource
the application must first acquire a lock on a file or a portion of a file before reading data and modifying it.; On a canal or river, a lock is a place where walls have been built with gates at each end so that boats can move to a higher or lower section of the canal or river, by gradually changing the water level inside the gates; {n} part of a door or gun, a tuft, hug, place, a barrier in a canal; {v} to fasten with a lock, grapple, fix, unite, form locks for inland navigation; a restraint incorporated into the ignition switch to prevent the use of a vehicle by persons who do not have the key; A player in the scrum behind the front row, usually the tallest members of the team; To fasten with a lock; To prevent ingress or access to, or exit from, by fastening the lock or locks of; often with up; as, to lock or lock up, a house, jail, room, trunk; To seize, as the sword arm of an antagonist, by turning the left arm around it, to disarm him; A hand that is guaranteed to win at least part of the pot; lock, stock, and barrel: see barrel. Mechanical or electronic device for securing a door or receptacle so that it cannot be opened except by a key or a code. The lock originated in the Middle East; the oldest known example was found near Nineveh. Possibly 4,000 years old, it is of the pin tumbler type, otherwise known as an Egyptian lock. The Romans were the first to use metal locks and to make small keys for them. They also invented wards, projections in the keyhole that prevent a key from turning unless it has slots that avoid the projections. Probably the most familiar lock today is the cylinder lock, a pin tumbler lock opened by a flat key with a serrated edge; the serrations raise pins in the cylinder to the proper heights, allowing the cylinder to turn. Also common are the unit lock, housed within a rectangular notch cut into the edge of a door, and the mortise lock, housed in a mortise cut into the door edge, the lock mechanism being covered on both sides. Other types include lever and combination locks. Electronic locks that open with a magnetic card key are popular for banks, hotel rooms, and offices; The firing mechanism of a gun; To fasten in or out, or to make secure by means of, or as with, locks; to confine, or to shut in or out often with up; as, to lock one's self in a room; to lock up the prisoners; to lock up one's silver; to lock intruders out of the house; to lock money into a vault; to lock a child in one's arms; to lock a secret in one's breast; A lender's guarantee of an interest rate and related points for a set period of time, usually between loan application and loan closing Protects borrower against rate increases during that time; That part or apparatus of a firearm by which the charge is exploded; as, a matchlock, flintlock, percussion lock, etc; hold in a locking position; "He locked his hands around her neck"; An option exercised by the borrower, at the time of the loan application or later, to "lock in" the rates and points prevailing in the market at that time The lender and borrower are committed to those terms, regardless of what happens between that point and the closing date; keep engaged; "engaged the gears"; A grapple in wrestling; {f} fasten shut with a lock; confine by means of a lock; make immovable, fix in place; intertwine, link firmly together; move through a lock or locks (of a vessel); be fastened shut; become immobile; be held in place; become rigid or immoveable; "The therapist noticed that the patient's knees tended to lock in this exercise"; To furnish with locks; also, to raise or lower (a boat) in a lock; A lock is something that will prevent changes from taking place in the Version Control Systems* system In all Version Control Systems*, a lock can be placed upon a checked out file to prevent more than one person changing it at a time In ClearCase, the concept of the lock is extended to include almost anything in the Source Archive including non-source objects such as version labels, etc; build locks in order to facilitate the navigation of vessels hold fast (in a certain state); "He was locked in a laughing fit"; any wrestling hold in which some part of the opponent's body is twisted or pressured a fastener fitted to a door or drawer to keep it firmly closed a restraint incorporated into the ignition switch to prevent the use of a vehicle by persons who do not have the key enclosure consisting of a section of canal that can be closed to control the water level; used to raise or lower vessels that pass through it a mechanism that detonates the charge of a gun a strand or cluster of hair become rigid or immoveable; "The therapist noticed that the patient's knees tended to lock in this exercise"; To become fast, as by means of a lock or by interlacing; as, the door locks close; hold fast (in a certain state); "He was locked in a laughing fit"; (n ) Any device or algorithm whose use guarantees that only one process can perform some action or use some resource at a time; The barrier or works which confine the water of a stream or canal; A pointer held to-and possibly, a reference count incremented on-a running object OLE defines two types of locks that can be held on an object: strong and weak To implement a strong lock, a server must maintain both a pointer and a reference count, so that the object will remain "locked" in memory at least until the server calls Release To implement a weak lock, the server maintains only a pointer to the object, so that the object can be destroyed by another process; tuft or length of hair; The period, expressed in days, during which a lender will guarantee a rate Some lenders will lock rates at the time of application while others will allow the borrower to lock the rate after the application is taken Request information from your lender regarding lock procedures; A tuft of hair; a flock or small quantity of wool, hay, or other like substance; a tress or ringlet of hair; To prevent a file or disk from being changed You can lock (or unlock) a file or floppy disk by clicking the Locked checkbox in its "Get Info" window You also can lock a floppy disk by moving the plastic tab in the upper-left corner of its back side so that you can see throught the little square hole Locked disks are also called write-protected; When you lock something such as a door, drawer, or case, you fasten it, usually with a key, so that other people cannot open it. Are you sure you locked the front door? Wolfgang moved along the corridor towards the locked door at the end; A construction for navigating between different water levels on rivers and canals using controlled changes in water levels to float the boat to its new level See also Flash Lock and Pound Lock; A lender's promise to hold a certain interest rate and points for you, for a given number of days, while your loan application is processed If not locked, the interest rates quoted to you may stay the same, decrease, or increase from the day you apply for your mortgage Lock-ins on rates remove the risk of rising rates; verb Primarily on vert To catch the back wheels or truck on coping as the board reenters the ramp Indicates the board stopped dead, or locked; Used to secure a window or patio door when in the closed position; A fastening together or interlacing; a closing of one thing upon another; a state of being fixed or immovable; Lender's guarantee that the mortgage rate quoted will be good for a specific number of days from day of application; a strand or cluster of hair; The lock on something such as a door or a drawer is the device which is used to keep it shut and prevent other people from opening it. Locks are opened with a key. At that moment he heard Gill's key turning in the lock of the door An intruder forced open a lock on French windows at the house; a mental image picture of a nonpainful but disturbing experience the person has had, which depends for its force on earlier secondaries and engrams which the experience has restimulated (stirred up) See also engram; mental image picture; secondary; [BSG] A 36-bit word used as a semaphore to protect data base integrity by serializing access, almost all of which are in the Multics supervisor because the user-ring block/wakeup facility is ill-suited to this use (the supervisor wait/notify protocol is used ) Multics locks are "locked" with the STAC instruction and "unlocked" with the STACQ instruction; zero means "clear", the 36-bit process-ID of the process "holding" the lock means "locked"; pass by means through a lock in a waterway; If you lock something in a particular position or if it lock there, it is held or fitted firmly in that position. He leaned back in the swivel chair and locked his fingers behind his head There was a whine of hydraulics as the undercarriage locked into position; {i} fastening mechanism which is opened with a key or other device; section of a waterway which is closed off by gates at either end; device in a firearm which explodes the charge; wrestling hold; secure grip; portion of hair, curl of hair; To freeze ones body or a part thereof in place; A lock of hair is a small bunch of hairs on your head that grow together and curl or curve in the same direction. She brushed a lock of hair off his forehead; This prevents the locked item from being changed You can lock disks, files and programs; A written agreement from the lender guaranteeing the interest rate and the amount of points to be paid at closing to the home buyer This happens after an offer has been made, preventing the lender from raising the interest rate before the closing day; fasten with a lock; "lock the bike to the fence"; Lender's guarantee that the mortgage rate quoted will be good for a specific number of days from the day of application; An inclosure in a canal with gates at each end, used in raising or lowering boats as they pass from one level to another; called also lift lock; In databases, a restriction of access to a table, portion of a table, or data item imposed to maintain data integrity of a database Locks may be shared (more than one user can access the locked element or elements) or exclusive (the user with the exclusive lock prevents other users from creating simultaneous shared or exclusive locks on the element or elements); a fastener fitted to a door or drawer to keep it firmly closed; Used in the context of general equities Make a market both ways (bid and offer) either on the bid, offering, or an in between price only Locking on the offering is done to attract a seller, since the trader is willing to pay (and ask) the offering side when others only ask it Locking on the bid side attracts buyers for similar reasons Typically, sell side requires a plus tick to comply with short sale rules; A device for keeping a wheel from turning; A data structure used to synchronize access to a shared resource The most common use for a lock is in multithreaded programs where multiple threads need access to global data Only one thread can hold the lock at a time; this thread is the only one that can modify the data during this period; any wrestling hold in which some part of the opponent's body is twisted or pressured