( birthday suits)
If you are in your birthday suit , you are not wearing any clothes. ( INFORMAL, HUMOROUS or OLD-FASHIONED )
N-COUNT : poss N
( birthday suits)
If you are in your birthday suit , you are not wearing any clothes. ( INFORMAL, HUMOROUS or OLD-FASHIONED )
N-COUNT : poss N
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006