Related Clues:

• Fan's belt
• Rally yell
• Cheerleaders' call
• 'Sis boom bah!'
• Word heard at a pep rally
• Sty sound
• ''Go, team!''
• Sidelines call
• Bit of a cheer
• Cheering cry
• Porcine grunt
• Pigpen cry
• Pen pal's comment?
• ''Yay team!''
• Pompon waver's cry