Related Clues:

• Suggest tactfully
• Bill addition
• Fall (over)
• 10 percent, if you're cheap
• Some people can't take one
• Pointed end
• It may be left on the table
• Reward of a sort
• Bill add-on
• Extra amount
• Very small amount
• Charades gesture, e.g.
• Broker : commission :: waitress : ___
• Inside information
• Waiter's reward