biff

From Wiktionary

Pronunciation[change]

Noun[change]

Singular
biff

Plural
biffs

  1. (countable) (informal) A biff is a sudden, sharp blow or punch.
  2. (countable) (informal) (sports) A biff is a wipeout.

Verb[change]

Plain form
biff

Third-person singular
biffs

Past tense
biffed

Past participle
biffed

Present participle
biffing

  1. (transitive) (informal) If you biff a person, you punch or hit them.