The set of community cards in a community card game . If another spade hits the board, I'll have to fold.
The set of face-up cards of a particular player in a stud game. Zack's board didn't look too scary, so I bet into him again.
The set of all face-up cards in a stud game. I started with a flush draw, but there were already four other diamonds showing on the board, so I folded.