Related Clues:

• What a nod may mean
• Congressional vote
• Twenty questions answer
• Short answer
• 'Naturally'
• Slangy assent
• 'Hmmm ...'
• Affirmative vote
• Magic 8-Ball answer
• ''Ah, gotcha!''
• Uh-huh
• Certainly
• 'Mm-hmm'
• 'Absolutely'
• House call