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

 

protrude

 verb
verb
BrE BrE//prəˈtruːd//
 
; NAmE NAmE//proʊˈtruːd//
 
[intransitive](formal)Verb Forms present simple I / you / we / they protrude
BrE BrE//prəˈtruːd//
 
; NAmE NAmE//proʊˈtruːd//
 
he / she / it protrudes
BrE BrE//prəˈtruːdz//
 
; NAmE NAmE//proʊˈtruːdz//
 
past simple protruded
BrE BrE//prəˈtruːdɪd//
 
; NAmE NAmE//proʊˈtruːdɪd//
 
past participle protruded
BrE BrE//prəˈtruːdɪd//
 
; NAmE NAmE//proʊˈtruːdɪd//
 
-ing form protruding
BrE BrE//prəˈtruːdɪŋ//
 
; NAmE NAmE//proʊˈtruːdɪŋ//
 
 
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to stick out from a place or a surface protruding teeth protrude from something He hung his coat on a nail protruding from the wall. Word Origin early 17th cent. (in the sense ‘thrust something forward or onward’): from Latin protrudere, from pro- ‘forward, out’ + trudere ‘to thrust’.Extra examples One or two chairs protruded into the central aisle. The tip of the envelope was just protruding from her bag. There was a nail protruding from the wall.
See the Oxford Advanced American Dictionary entry: protrude