0 an expression on someone's face that does not show what they are thinking or feeling:
1 an expression on someone's face that does not show what the person is thinking or feeling
I can never have a poker face. Anybody looking at me can tell exactly what I'm thinking.
The high bidder kept a poker face after being declared the winner.
She tells the women to practice their poker face so they won't draw attention if they screw up.
