Related Clues:

• ''Groovy!''
• See 116-Down
• Nippy
• Nonchalant
• Like Arthur Fonzarelli
• 'Super!'
• Fan setting
• Like some cats?
• 'Cool, dude!'
• 'Marvy!'
• Marvelous, informally
• "Rad!"
• "Sweet!"
• Cooler than cool
• Swell, '90s-style