Meaning of read someone's lips | Babel Free

Definitions

1. To discern what someone is saying by watching the shape of the mouth rather than by hearing the sounds of the words.
2. To pay close attention (often imperative).
   idiomatic

Examples

“Deaf people may be able to read people's lips, but it's not a foolproof means of communication.”

“Read my lips. We are not going to the park today, and that is final.”

CEFR level