Related Clues:

• Headbanger does this during slow jams, perhaps
• Award nominations, slang
• Nonverbal audition responses
• Gives silent approval
• Approves silently
• Signals to the auctioneer
• Nonverbal audition acceptances
• Ozes and rowses?
• Silent gestures of approval upsets southern European gangster
• Some O.K.s
• Assents at Christie's
• Signals ''OK'' with one's head
• Silently assents
• Dozes, with "off"
• Some signals from pitchers