Related Clues:

• Jitterbug's 'cool'
• See 22-Across
• Wicked
• Def, to a slangster
• It's equal to 100 ergs per gram
• 'Far out!'
• Not square
• Meaning, for short
• Wise, man
• 'Cool!'
• Cool
• Wise
• Drill bit?
• With it, once
• In the know