■ noun a short, sharp sound as of two hard objects coming smartly into contact.
↘a speech sound produced by sudden withdrawal of the tongue from the soft palate, front teeth, or back teeth and hard palate, occurring in some southern African and other languages.
↘ Computing an act of pressing one of the buttons on a mouse.
■ verb
1》 make or cause to make a ~.
↘ Computing press (one of the buttons on a mouse).
2》 informal become suddenly clear and understandable.
↘become friends or be compatible from the outset.
Derivatives
~able adjective
~er noun
~y adjective
Origin
C16 (as v.): imitative.