From Longman Dictionary of Contemporary Englishbugger something ↔ up phrasal verb spoken not politeMISTAKEto ruin something or do something very badly SYN cock up, mess upIt really buggered up our plans when the train was cancelled. → bugger
Examples from the Corpus
bugger up• They all bugger themselves up in the end.• People who bugger and beat up kids are horrible. 