Related Clues:

• Good listeners
• Places for plugs
• Ring sites
• Sense organs
• They may hold pencils
• Dumbo's flappers
• Auditory equipment
• Distinctive features of Mr. Spock
• Receptors
• Stirrup sites
• "I'm all __"
• Servings of corn
• Where studs hang
• What winter hats cover
• Pencil holders, sometimes