bollocks up

Found in Anh - Anh (Wordnet)

Definition Verb (vulgar slang, chiefly British): 1. To ruin, spoil, or make a complete mess of something; to do something very badly. This term describes an action that results in failure, error, or destruction, often due to incompetence or mistake. Usage This verb is transitive and requires a direct object (the thing that is ruined or messed up). It is considered strong, vulgar language and is...