Related Clues:

• Silent 'yes'
• Silently assent
• Go to sleep, with 'off'
• A way to do one's bidding
• Bob of hope, maybe
• "Sesame Street" music teacher since the show's inception
• Marley or Dylan
• Doze momentarily (with "off")
• Fall asleep (with "off")
• Agree wordlessly
• Signal of approval
• Drowse
• Bobbleheads do it
• Flapper's do
• Nothing in rented accommodation for dance