Related Clues:

• 'You ___!' ('O.K.!')
• Put a buck on black, say
• Vegas verb
• A few bucks at Pimlico
• "Wanna ___?"
• It might be a raise
• Try to beat the house
• Place a bet
• 56-Down, for one
• Run a risk
• Racetrack transaction
• Put money on it
• Something laid down
• Put chips on the roulette table
• You might put one on a horse