From Longman Dictionary of Contemporary Englishsport coatˈsport coat noun [countable] American English DCCa sports jacket
Examples from the Corpus
sport coat• Nichols sat stone-faced, dressed in a sport coat and blue shirt.• The customer was wearing a sport coat with checks so large Fogarty thought of a horse blanket.• Also, he was wearing his new sport coat.• We had a beatnik poet who wore salami patches on his tweed sport coat.• Just trust me on this, and put your sport coat on. 