Related Clues:

• ''USA, USA, USA ...''
• Intone
• "We want a hit!," e.g.
• Disapproval from the bleachers
• Heckler's chorus
• Crushing chorus
• Negative noises
• Raspberry relatives
• Utter repetitively
• Intonation
• Some jeers
• Root words?
• Monk music
• Castigating chorus
• Monotonous song