My lips are sealed

Phrase of the day

Discover a new phrase each day to use in your English! These are special phrases and sayings that English speakers use all the time, but you don't often see these phrases in English course books or other study material. Visit daily to learn some popular English phrases on a regular basis.

11 July 2026

My lips are sealed

We use this expression to say that you won’t tell anyone a secret.

Written: No

Spoken: Yes

Formal: No

Informal: Yes

Example 1

Derek, did you get a pay rise last month like the rest of us?

I’m sorry, I’m not supposed to discuss my salary with anybody else.

But you know I wouldn’t tell anybody. Honestly, my lips are sealed.

Example 2

Hi Neil. I’m surprised to see you here. I thought you were off work sick today.

Yes that’s right. I phoned in sick so I could watch the world cup. You won’t tell anybody you saw me.

Don’t worry. My lips are sealed.

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May2026

17