tightlipped
/ˈtaɪtˌlɪpt/
adjective
- Not willing to speak openly or share information; secretive.
- My dad gets tightlipped whenever I ask about his childhood.
- The witness remained tightlipped about what she saw that night.
- The company stayed tightlipped about the new product until the official launch.
- Showing disapproval or anger by pressing the lips together and not speaking.
- He was tightlipped with frustration but refused to yell.
- The teacher gave a tightlipped stare when the student made the rude comment.
- After the argument, she sat tightlipped in the car the whole way home.