my lips are sealed
US /maɪ lɪps ɑr siːld/
UK /maɪ lɪps ɑr siːld/

1.
mulutku terkunci rapat, aku tidak akan bicara
used to say that you will not tell anyone a secret
:
•
Don't worry, my lips are sealed. I won't tell anyone about your surprise party.
Jangan khawatir, mulutku terkunci rapat. Aku tidak akan memberitahu siapa pun tentang pesta kejutanmu.
•
She asked me to keep it a secret, and I told her, 'My lips are sealed.'
Dia memintaku untuk merahasiakannya, dan aku bilang padanya, 'Mulutku terkunci rapat.'