Related Clues:

• Auction indication
• Land where Cain lived
• One way to agree
• Subtle greeting
• Slight downward movement
• Signal 'OK'
• Indication of approval
• Eden neighbor
• Partner of Winken and Blinken
• Show some love, so to speak
• Give it up, so to speak
• Body language?
• Indicate agreement
• Loud, abrupt sound
• Bow the head