Related Clues:

• Trumpeter's muffler
• Sordino, e.g.
• Enroll
• Remote control command
• Trumpet accessory
• Turn off the sound
• Sign up for
• Link up
• Remote-control button
• Sign up with
• Button on a remote
• It might be pressed when the phone rings
• Universal remote button
• Unspeaking
• Become part of