What does "go berserk" mean?

To enter a wild and uncontrollable state.

What is a synonym for "go berserk"?

Common synonyms include: amok, carouse, cut loose, flip, flip, flipped.

verb, slang

verb, slang ·Moderate ·College level

Verb

1
To enter a wild and uncontrollable state. idiomatic, informal
"If someone sneaks my lunch again, I'm actually going to go berserk."

"If someone sneaks my lunch again, I'm actually going to go berserk."