Related Clues:

• Fine and dandy
• 'Awright!'
• -
• Ratify
• Slangy OK
• One-third of a Beatles refrain
• 'Is that so?'
• Not spectacular
• Nothing to write home about
• Less than stellar
• Not exactly a world-beater
• "Uh-huh"
• Informal assent
• Absolutely!
• "I agree!"