Related Clues:

• Classic board game akin to pachisi
• "Glad to hear it!"
• Simple cheerleading cry
• Retro show of support
• Old-school show of support
• Lead-in to "sis-boom-bah"
• Cheer made with a pompom
• Syllable of good cheer?
• Pipe circulating in the ancient expression of celebration
• Short cheer of happiness
• 'I won!'
• Cheerleader's yell (though maybe not so much these days)
• Motivational speech component?
• Little bit of good cheer?
• Shout of great joy