Related Clues:

• Alternative to blinds
• Pay to hold a hand
• Cards pitch-in
• Stack of chips, perhaps
• Opening bet
• 'You ___!' ('O.K.!')
• Pre-deal chip
• Opening payment
• Throw some coins on the table, maybe
• Put a buck on black, say
• See 61 Across
• Vegas verb
• Start a hand, maybe
• A few bucks at Pimlico
• It's tossed in a pot