boo

boo
/bo_o/

Exclamation
Said suddenly to surprise someone: “ÒBoo!Ó she cried”.

Noun
An utterance of ÒbooÓ to show disapproval or contempt.

Verb
Say ÒbooÓ to show disapproval or contempt: “they booed when he stepped on stage; “I was booed off the stage”.

Synonyms
noun. catcall verb. hoot – hiss