A slip of the tongue
Meaning: a mistake made by using the wrong word, a mistake
Example: It was just a slip of the tongue! Did I say she was forty? I meant fourteen - just a slip of the tongue.
Выучи грамотный разговорный английский до уверенного владения всего за 9 месяцев по системе естественного усвоения иностранных языков. Жми!
Example: It was just a slip of the tongue! Did I say she was forty? I meant fourteen - just a slip of the tongue.