Meaning of the word tight-lipped in English

What does tight-lipped mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

tight-lipped

US /ˌtaɪtˈlɪpt/
UK /ˌtaɪtˈlɪpt/

Adjective

reluctant to speak or to give away information; secretive

Example:
The witness remained tight-lipped throughout the interrogation.
The company was tight-lipped about the new product launch.