Oxford Dictionary English frock coat noun noun BrE BrE//ˈfrɒk kəʊt// ; NAmE NAmE//ˈfrɑːk koʊt// Add to my wordlistjump to other results a long coat worn in the past by men, now worn only for special ceremoniesSee frock coat in the Oxford Advanced American DictionaryCheck pronunciation: frock coat oxfordlearnersdictionaries.com