keep one's mouth shut   (TTS Sound)

The keep_one's_mouth_shut has 1 Senses.

• keep quiet, keep one's mouth shut, shut one's mouth
• 黙止
• refrain from divulging sensitive information; keep quiet about confidential information; "Don't tell him any secrets--he cannot keep his mouth shut!"
• 機密情報を明かすことを自制する