noun / verb
biff
BIF/bɪf/
A forceful hit, or to hit forcefully.
She biffs the punching bag with a compact, forceful blow.

Etymology
Biff began as an imitation of the sound of a blow before becoming a verb meaning “hit.” The action takes its name from its imagined sound.
More examples
- He gave the cushion a playful biff.
- The ball biffed against the fence.
- They were biffing the padded target during practice.
Forms
biff · biffs · biffed · biffing