Related Clues:

• 'Gimme a C...!' is one
• Protest in no uncertain terms
• Stadium sound
• Whoop it up
• Complain
• Whoop
• Cry out loud
• Cheer
• Attention-getter
• Hoot
• Cry
• Cry out
• Cheerleader's cheer
• 'Gimme a C!' etc.
• Holler