Related Clues:

• Word of assent
• Nifty, in the 50's
• Cry of delight
• 'Uh-huh'
• Authorize
• 'You bet!'
• House vote
• La Scala cheer
• Slangy approval
• Biblical affirmative
• 'I knew it!'
• Revival word
• Hunky-dory
• Indeed, in Psalms
• 'Deal!'