Related Clues:

• Verbal thumbs-down
• Cause of a start
• 'Kill the ump!'
• Work never-ending? I don't like that!
• Word I have no idea why a dead person would say to you
• Ride the ump
• Heckler's hoot
• Response to a bad baseball call
• What batsman's first pair of ducks may produce from crowd?
• Jeer from the crowd
• Comic's nightmare?
• Harper's hermit
• Shout of surprise
• "I don't like your performance!"
• Ghost shout