Related Clues:

• Not very good
• Fair-to-middling
• Fair-to-middlin'
• Fair to middlin'
• Mezza-mezza
• Describing 22-Across
• Leaving something to be desired
• Worth a C, perhaps
• Just passing
• Uninspired
• Not that great
• "Okay, I guess"
• Only fair
• Okay but not great
• Less than wonderful