Related Clues:

• Good, at the beach
• 'Terrif!'
• Like good penmanship
• "Far out!" to a physicist?
• 'Totally tubular!'
• "Nifty!"
• Like a pin?
• How Scotch may be served
• 'Pretty amazing!'
• "Amazing!"
• Felix Unger-esque
• Impressive
• “Far out!”
• 'Awesome, dude!'
• Tremendous