Medical Dictionary


adj ber·serk
\bə(r)-ˈsərk, ˌbər-, -ˈzərk, ˈbər-ˌ\

Medical Definition of BERSERK

:  marked by crazed or frenzied behavior suggestive of sudden mental imbalance—usually used in the phrase go berserk
berserk adverb


How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears