Related Clues:

• Bow put on upside down
• Go up and down, as an apple
• "Certainly!" signal
• Wordless approval
• Singer/songwriter Dylan
• "Just ___ if you can hear me" (Pink Floyd)
• Famous mixer/producer Clearmountain
• Doobie Bros. "Wynken, Blynken and ___"
• Down might give one as a hello?
• Will Smith "Black Suits Comin' (___ Ya Head)"
• Donovan "Wynken, Blynken and ___"
• Natalie Merchant "The Land of ___"
• Nonverbal greeting
• Wordless opinion
• Paul McCartney "___ Your Head"