Английский разговорный словарь (основной) - berserk
Berserk
berserk
bə:ˈsə:k adj. & n. --adj. (esp. in go berserk) wild, frenzied; in a violentrage. --n. (also berserker) an ancient Norsewarriorwhofoughtwith a wild frenzy. [Icel. berserkr (n.) prob. f. bernBEAR(2) + serkr coat]