Related Clues:

• Word of assent
• Cry of delight
• 'Uh-huh'
• 'You bet!'
• 'I knew it!'
• Gives the green light
• It's positive
• 'Why don't we?'
• Up, as a vote
• 'Why not?'
• Go-ahead
• Enthusiastic response
• 'Undoubtedly'
• Answer to 'You wouldn't believe it'
• Leases