Related Clues:

• Poker-faced
• Hard to get to
• Solemn ceremony
• 'Awesome,' in rapspeak
• ''Awesome!''
• Dict. entry
• Unflinching
• '90s kids' shout
• Rock's -- Leppard
• Dict. explanation
• 'Groovy!', updated
• "Cool!"
• 'Far out, man!'
• C followers
• Great, in bygone slang