American English

Definition of biff verb from the Oxford Advanced American Dictionary

 

biff

 verb
verb
NAmE//bɪf//
 
biff somebody (old-fashioned) (informal)Verb Forms present simple I / you / we / they biff
 
he / she / it biffs
 
past simple biffed
 
-ing form biffing
 
 
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to hit someone hard with your fist He biffed me on the nose.