cauliflower ear (plural cauliflower ears)
- (boxing, wrestling) An ear swollen and deformed by repeated blows, common among boxers.
1960, P. G. Wodehouse, Jeeves in the Offing, chapter III:
Having gone in a lot for boxing from his earliest years, he had the cauliflower ear of which I had spoken to Aunt Dahlia and in addition to this a nose which some hidden hand had knocked slightly out of the straight.
swollen and deformed outer ear