berserk

1 ENTRIES FOUND:
berserk /bɚˈsɚk/ /bɚˈzɚk/ adjective
berserk
/bɚˈsɚk/ /bɚˈzɚk/
adjective
Britannica Dictionary definition of BERSERK
: crazy and violent especially because of anger

go berserk

1 
: to become very angry, crazy, and violent
2 
: to become very excited