If you hurdle, you jump over something while you are running. He crossed the lawn and hurdled the short fence She learnt to hurdle by leaping over bales of hay on her family's farm
A hurdle is a problem, difficulty, or part of a process that may prevent you from achieving something. Two-thirds of candidates fail at this first hurdle and are packed off home = obstacle
Hurdles is a race in which people have to jump over a number of obstacles, that are also called hurdles. You can use hurdles to refer to one or more races. Davis won the 400m. hurdles in a new Olympic time of 49.3 sec
A movable frame of wattled twigs, osiers, or withes and stakes, or sometimes of iron, used for inclosing land, for folding sheep and cattle, for gates, etc
A movable frame of wattled twigs, osiers, or withes and stakes, or sometimes of iron, used for enclosing land, for folding sheep and cattle, for gates, etc.; also, in fortification, used as revetments, and for other purposes
An artificial barrier, variously constructed, over which men or horses jump in a race
a light movable barrier that competitors must leap over in certain races an obstacle that you are expected to overcome; "the last hurdle before graduation"
In England, a sled or crate on which criminals were formerly drawn to the place of execution. -Bacon