In stud poker games, cards that will improve your hand that have not been seen among anyone's upcards, and are therefore presumably still available. In games such as Texas hold 'em , a player's hand is said to contain "live" cards if matching either of them on the board would give that player the lead over his opponent. Typically used to describe a hand that is weak, but not dominated .
LIVE CARDS
Meaning of LIVE CARDS in English
Poker English dictionary. Английский словарь покера. 2012