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

1.
mulut saya terkunci rapat, saya tidak akan beritahu
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 risau, mulut saya terkunci rapat. Saya tidak akan beritahu sesiapa tentang parti kejutan awak.
•
She asked me to keep it a secret, and I told her, 'My lips are sealed.'
Dia meminta saya untuk merahsiakannya, dan saya memberitahunya, 'Mulut saya terkunci rapat.'