Related Clues:

• Cool relative
• "Tubular!"
• 'Tubular!'
• “Totally tubular!”
• '60s "Sweet!"
• '60s 'Sweet!'
• Cool, '80s-style
• Awesome, in the '80s
• “Awesome, dude!”
• Meas. equal to 180°/pi
• Weird; brilliant
• 'Way cool, dude!'
• "Way cool, dude!"
• “Way cool!”
• 'Sweeeeet!'