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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
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2
When one individual opens his arse and allows another individual to drop his testicles in the gap before clenching his butt cheeks back together.
Justin: hey mate lay down for a second on your stomach.
Ryan: ok will do
Justin(opening Ryan's buttocks and dropping his balls in the gap): you've now got me in a ball clamp.
by Dezmuz May 26, 2016
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