Related Clues:

• Badass
• Old-fashioned "cool"
• "I do"
• "Peachy keen!"
• "Let's do it!"
• "Yeah," formally
• Physicist's measure
• 'That's cool!'
• "Really cool!"
• "That's cool!"
• Unit at a reactor
• 'How cool!'
• 'Wowza!'
• Word of consent
• "All right!"