Definitions
1.nounAn abrupt, sharp sound, especially one made by two hard objects colliding repetitively; a sound midway between a click and a clunk.
2.nounAnything that causes a clacking noise, such as the clapper of a mill, or a clack valve.
3.nounChatter; prattle.
4.nounThe tongue.
5.verbTo make a sudden, sharp noise, or succession of noises; to click.
6.verbTo cause to make a sudden, sharp noise, or succession of noises; to click.
7.verbTo chatter or babble; to utter rapidly without consideration.
8.verbTo cut the sheep's mark off (wool), to make the wool weigh less and thus yield less duty.