Related Clues:

• '___ up!' (game cry)
• Throw in a few chips, say
• Opening poker contribution
• Folder's minimum loss
• Poker ritual
• Indicate ''I'm in''
• Starter chips
• Minute stake?
• Starting chip
• Cash for cards
• Contribution to the pot
• Initial poker stake
• Produce, with ''up''
• Chip in a pot, maybe
• Date opening?