Related Clues:

• Device that still goes round with part missing
• It goes round and round, up and down
• Either way it's a revolver
• A muscle unaffected by being retracted
• I toddle -- dislocated muscle
• Vaccination muscle, for short
• Muscle that turns
• Upper body muscle, for short
• __ cuff: shoulder muscles
• Turning device either way
• Muscle seen from both sides
• Pitcher's "cuff"
• Press target, informally
• Shoulder muscle, in brief
• One goes round rubbish dumped on a hill