Related Clues:

• Sounding like lions
• Cacophonous
• Buzzing with excitement
• Loud, like fans
• Deafening
• Cheering
• In full voice
• Like the pounding surf
• Like Niagara Falls
• Noisy
• Cheering loudly
• Clamorous, as a stadium crowd
• Like a raucous stadium crowd
• Cheering wildly, as a stadium crowd
• Reacting to a touchdown, perhaps