Related Clues:

• Don't indulge
• Refrain, given a black mark
• Give up smoking, say - horrible mark made by tar
• Not vote
• Withhold vote
• Don't vote using a black mark
• Discoloration from tar? Cut it out!
• Refrain (from drink)
• As to support, hold back
• Refuse stimulant though muscles ain't developed
• Refrain from ball in dread
• Don't drink a black dye
• Ratings can conceal a decline at voting time
• Don't vote and get a black mark
• Don't vote, but put a black mark