biff

Noun

biff (plural biffs)

1. (informal) A sudden, sharp blow or punch.
   • "Hit him a biff," said the Big Man.1945, C. S. Lewis, The Great Divorce
2. (informal) A wipeout.

Verb

biff (third-person singular simple present biffs, present participle biffing, simple past and past participle biffed)

1. (informal, transitive) To punch or hit.
   • ‘But ’twas Fitzgerald who was goin’ to biff Malone, man, can’t you understand?’ old Tom interrupted.1911, ‘Steel Rudd’, The Book of Dan, Brisbane: University of Queensland Press, published 1970, page 79
2. (Atlantic-Canada, New Zealand, slang, transitive) To discard; to throw out; to throw away.
3. (informal) To wipe out; to faceplant; to fall.
4. (informal) To mess up.
5. (intransitive) To move quickly.

Interjection

1. The sound of a person being punched or hit.
   • Whap, Biff, Ooooof, Sock, Pow, Zok! Batman is back. Gotham City is again leaving its law and order in the hands of a man who wears plastic underpants over his tights.1989 June 5, The Canberra Times, Australia Capital Territory, page 10, column 2

Proper noun capitalized: BIFF

BIFF

1. (abbreviation, initialism) Initialism of Busan International Film Festival.
2. (abbreviation, initialism) Initialism of Bangsamoro Islamic Freedom Fighters.

Phrase capitalized: BIFF

BIFF

1. (abbreviation, acronym) Acronym of brief, informative, friendly, firm, a conflict resolution approach to responding to hostility.