Related Clues:

• 'Far out, dude!'
• Very cool
• Epic
•     Work unit
• ''Awesome!''
• Metric work unit
• '90s kids' shout
• Ten-millionth of a joule
• Work unit, in physics
• 'Groovy!', updated
• "Cool!"
• 'Far out, man!'
• Swell, to surfers
• Radioactivity unit
• "So cool!"