Related Clues:

• Sound from 47-Down
• Big cats do it
• Lion's den sound
• Air show sound
• Sound from a 98-Across
• Negative chorus
• Rumble in the jungle?
• Lion's bellow
• Leonine bellow
• Lion's call
• Stadium protests
• Sound at the start of MGM films
• Sound at the start of an MGM movie
• Scream with laughter
• Jungle noise