Related Clues:

• Opponent's vote
• Aye undoer
• Denial
• What cynics say?
• Formal turndown
• Yea undoer
• Opponent's call
• A vote against
• Roll-call response
• Yea canceler
• Demurral
• Hebridean thumbs-down
• Voter's cry
• Sit-in, e.g.
• Senate vote