Related Clues:

• Word of assent
• 'Good going!'
• 'Uh-huh'
• Authorize
• 'You bet!'
• Slangy approval
• Hunky-dory
• 'Deal!'
• Allowable
• 'Sure, why not?'
• So-so
• 'Why not?'
• '___, right'
• Go-ahead
• Enthusiastic response