If you say that something is a no-no , you think it is undesirable or unacceptable. ( INFORMAL )
We all know that cheating on our taxes is a no-no.
N-SING : a N
If you say that something is a no-no , you think it is undesirable or unacceptable. ( INFORMAL )
We all know that cheating on our taxes is a no-no.
N-SING : a N
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006