bollock /ˈbɒ.lək/noun 1verb 1forms 3phrases 1 noun[in the plural]1 •(UK, vulgar) A testicle.You've got a bollock hanging out of your shorts. verb1 •(UK, vulgar) To reprimand severely and grossly.The boss bollocked me for coming in late.The goalkeeper gave his defenders a bollocking when they made a mistake. formsbollocked · bollocking · bollocks Phrases with bollock drop a bollockTo make a mistake.