1 [count] : a long, thin piece of leather or similar material that is attached to a handle and that is used for hitting a person as punishment or to hit an animal (such as a horse) to make it move faster
▪ The rider cracked his whip and the horse began to run. 2 [count] : a member of a legislature (such as the U.S. Congress or the British Parliament) who is appointed by a political party to make sure that other members are present when votes are taken and that they do the things that they are expected to do
▪ the Republican/Democratic/Labour whip 3 [count, noncount] : a light dessert made by mixing together sweet ingredients
▪ a prune whip