Related Clues:

• Gives the go-ahead for
• Goes to sleep, with 'off'
• Gives a rubber stamp to
• Consents
• Some R.S.V.P.'s
• Gives approval, in a way
• Shows agreement, in a way
• Auction signals
• Positive feedback
• Some answers
• Silent OKs
• Encouraging responses
• Affirmative responses
• Silent bids
• Indicates yes, in a way