Men's briefs or underwear that are very tight fitting such that they keep the testicles and scrotum tightly pressed against the crotch.
Man, I hate it when the kids on the playground give me a wedgie when I'm wearing my ballhuggers.
by johnny hooker September 8, 2006
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one who hugs balls; a hugger of balls.
So I know this kad named Jack, and he is the biggest ballhugger I know...

Jack is such a ballhugger that he hugs his own balls.
by KELLY AND SARAH January 15, 2004
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