Related Clues:

• Protest in a jam
• Track warning
• Obama's grandma
• *Musical quality
• Mute, with 'down'
• Web presence?
• Speech subtlety
• TV color adjustment
• Cornet note
• Bumper-sticker verb
• Sculpt, at the gym
• House worker
• Time signal, maybe
• Tugboat greeting
• Fine-tune, as muscles