Top Definition
A training technique in golf. If a person's head comes up too much during their swing and it is adversely affecting their shot, a clamp can be hung around their neck and attatched to their groin so they will have incentive not to pull their head up during a shot.
"I kept slicing all my teeshots to the right, so my trainer made me wear a ball clamp all game!"
by gottygear August 19, 2009
7 Words related to Ball Clamp

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