Related Clues:

• Roar of approval
• Sound at a pep rally
• College cheer
• Bellow
• Root for
• 'Hurrah!,' e.g.
• Crowd noise
• Cheerleader's shout
• Tell it from the rooftop
• Joy
• "Go team!"
• ARCO arena sound
• Joyful shout
• Sidelines shout
• Use capital letters in a chat room