Related Clues:

• See 1 Across
• "Excellent!"
• Remark of approval
• X-ray dose unit
• 'Far out, man'
• 'Killer, dude!'
• "Terrif!"
• "Super!"
• Classic
• "Gee!"
• ''Excellent!''
• ''Neat-o!''
• Totally dope
• ''Terrific,'' in '80s slang
• Awesome, in surf talk