( informal ) 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.
( informal ) 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.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005