(intransitive) to be silent, to keep quiet / (intransitive) to quiet down, to shut up / (intransitive) to keep mum, to refuse to reveal information / (intransitive) to cease, to stop / (transitive) to not disclose or reveal (information, problems, etc.) / (transitive) to omit, to leave out (details, etc.) / (transitive) to imply (a subject) / (transitive) to hide (an emotion, etc.)