coserse la boca

coserse la boca (first-person singular present me coso la boca, first-person singular preterite me cosí la boca, past participle cosido la boca)

1. (idiomatic) To shut one's mouth

• “coserse la boca”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.7, Royal Spanish Academy [Spanish: Real Academia Española], 2023 November 28