English

Definition of knife verb from the Oxford Advanced Learner's Dictionary

 

knife

 verb
verb
BrE BrE//naɪf//
 
; NAmE NAmE//naɪf//
 
Verb Forms present simple I / you / we / they knife
BrE BrE//naɪf//
 
; NAmE NAmE//naɪf//
 
he / she / it knifes
BrE BrE//naɪfs//
 
; NAmE NAmE//naɪfs//
 
past simple knifed
BrE BrE//naɪft//
 
; NAmE NAmE//naɪft//
 
past participle knifed
BrE BrE//naɪft//
 
; NAmE NAmE//naɪft//
 
-ing form knifing
BrE BrE//ˈnaɪfɪŋ//
 
; NAmE NAmE//ˈnaɪfɪŋ//
 
 
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knife somebody to injure or kill somebody with a knife She knifed him in the back. synonym stab Word Origin late Old English cnīf, from Old Norse knífr, of Germanic origin.
See the Oxford Advanced American Dictionary entry: knife