berserk
Pronunciation:
/bə(ɹ)ˈzɜː(ɹ)k/noun
Definitions
A crazed Norse warrior who fought in a frenzy; a berserker.
adjective
Definitions
Injuriously, maniacally, or furiously violent or out of control.
Example: After seeing his sister stabbed to death, he went berserk and attacked the killer like a wild animal.
Weird; bizarre.