poker face

1 of 1noun

/ˈpoʊkɚ feɪs/

a facial expression that does not reveal a person's feelings or thoughts

The idiom "poker face" originated from the world of poker, a card game where players attempt to conceal their emotions and maintain a neutral facial expression to avoid giving away their hand or intentions. The phrase is used to signify the ability to keep a calm and composed demeanor, showing no visible signs of one's thoughts, feelings, or intentions.

Despite the pressure, he maintained a poker face during the negotiation, never revealing his excitement or desperation.
The detective's poker face made it difficult for the suspect to gauge whether they had any incriminating evidence against them.
During the intense game of poker, she wore a poker face, making it challenging for her opponents to anticipate her moves.
The actor's remarkable poker face allowed them to convincingly portray characters with hidden motives and emotions.
Even when receiving criticism, she managed to keep a poker face, not showing any signs of being affected by the negative feedback.