Related Clues:

• They just say 'no'
• Pros' foes
• 'No' voters
• Nay voters
• Opposition force
• Dissenters
• Novices
• They're not paid to play
• They're not pro
• No votes
• Pros' opponents
• They're not pros
• "Nay" sayers
• Foes of pros
• All those against