Antonyms of adj poker-faced

1 sense of poker-faced

Sense 1
deadpan, expressionless, impassive, poker-faced, unexpressive -- (deliberately impassive in manner; "deadpan humor"; "his face remained expressionless as the verdict was read")

INDIRECT (VIA uncommunicative) -> communicative, communicatory -- (able or tending to communicate; "was a communicative person and quickly told all she knew"- W.M.Thackeray)

Similarity of adj poker-faced

1 sense of poker-faced

Sense 1
deadpan, expressionless, impassive, poker-faced, unexpressive -- (deliberately impassive in manner; "deadpan humor"; "his face remained expressionless as the verdict was read")
       => uncommunicative (vs. communicative), incommunicative -- (not inclined to talk or give information or express opinions)