Related Clues:

• Certain shoe attachment
• Eavesdropping device
• Keg opening
• Listening-in device
• Cask control
• Beer dispenser
• Pat gently
• Gregory Hines' specialty
• Start the keg
• What an anxious foot does
• Alehouse fixture
• Bojangles' genre
• Send a message in Morse code, e.g.
• Saloon spout
• Phone bug