From Longman Dictionary of Contemporary Englishberkberk /bɜːk $ bɜːrk/ noun [countable] British English informal STUPID/NOT INTELLIGENTa stupid person
Examples from the Corpus
berk• He probably looks like an absolute berk in this outfit.• First of all, he appeared on television like he was some kind of game-show berk, not a businessman.• What half-arsed plot was that berk hatching now?• All Henry had done was poison a chicken which the berk had then insisted on eating.Origin berk (1900-2000) Berkeley hunt, rhyming slang for cunt, originally the name of a fox-hunting association