(idiomatic) To make an abnormal facial expression, either intentionally or because of an emotion.

To accept what is true, especially when it is undesirable.

Displaying sadness. / (literally) Having a long face.

(idiomatic) A face that is expressionless, especially not laughing.

The surface of a clock that contains the dial and hands.

Impudent; open and without shame.

Wearing a poker face: studiously neutral in facial expression; giving nothing away.

Alternative spelling of poker-faced

(Britain) Wearing a particularly stern and disapproving expression; humourless; priggish. / (Britain) Poker-faced.

(idiomatic) The expression of one who is prepared for or is facing a lot of difficult and/or undesirable work, especially when it is imminent.