Related Clues:

• What a joke may break
• This is a stickup
• Rink makeup
• Stationery buy
• Emergency medical kit item
• Race finish
• Formality
• Bar rocks
• Witt's surface
• Diamonds, in mob lingo
• Chest contents, often
• It's sometimes sold in bags
• Rocks in a bar
• Drink cubes
• Venue for 6-Down