What does the idiom “wore a poker face” mean?

The Poker Face of Wall Street meaning of poker face
➡️【Mk.com】✅अभी पंजीकरण करें - ➡️【Mk.com】✅ में आपका स्वागत है और लास वेगास स्ट्रिप पर सर्वश्रेष्ठ कैसीनो गेम खेलें। आपको अपने सभी पसंदीदा टेबल और स्लॉट गेम एक ही स्थान पर मिलेंगे। ✅  Poker face Meaning in Malayalam : Find the definition of Poker face in Malayalam, OneIndia Malayalam Dictionary offers the meaning of Poker face in meaning of poker A poker face is an expression on your face that shows none of your feelings

meaning of lottery An impassive facial expression cultivated to prevent other players from determining whether one's actions in the game are the result of a quality hand,