Related Clues:

• Get sleepy-eyed
• Affirmation of a sort
• Reaction to an unexciting speaker
• Sleepytime land
• Indicate assent
• Show agreement silently
• Look bored
• Nonverbal agreement
• Gesture of agreement
• Wink's partner
• Shoemate of Wynken and Blynken
• Signal one's agreement
• React with boredom
• 'How boring!'
• Bidder's gesture