Main Entry:

¹whack

Pronunciation:

\ˈhwak, ˈwak\

Function:

verb

Etymology:

probably imitative of the sound of a blow

Date:

1719

transitive verb1 a: to strike with a smart or resounding blow <whack the ball> b: to cut with or as if with a whack : chop2chiefly British : to get the better of : defeat3slang : murder, killintransitive verb: to strike a smart or resounding blow

— whack·er noun