American English

Definition of pipe up phrasal verb from the Oxford Advanced American Dictionary

 

pipe up

 phrasal verb
phrasal verb
 
jump to other results
Phrasal Verbs

pipe up (with something)

(informal)
 
jump to other results
to begin to speak The person next to me piped up with a silly comment. + speech “I know the answer,” piped up a voice at the back of the room.
See the Oxford Advanced Learner's Dictionary entry: pipe up