From Longman Dictionary of Contemporary Englishdamn the consequences/expense/calories etcdamn the consequences/expense/calories etcspoken used to say that you are going to do something, even though it might have bad results The time has come for me to speak out, and damn the consequences. → damn
Examples from the Corpus
damn the consequences/expense/calories etc• At the outset of our friendship it was always Brian who exploded and damn the consequences.• Spurrier says whatever is on his always-racing mind, even in victory and figures damn the consequences. 