go bonkers

English

Verb

go bonkers (third-person singular simple present goes bonkers, present participle going bonkers, simple past went bonkers, past participle gone bonkers)

1. (informal) To lose one's sanity.

   We all knew he'd gone bonkers after he started speaking only gibberish.

2. (informal) To have a good time, free from restraint.

   Everyone should just go bonkers at my next birthday party.

Synonyms

• (go insane): go nuts, lose one's marbles
• (have fun): cut loose, go bananas, have a blast, have fun, let loose