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As defined by Jon Stewart, on the April 22 2009 episode of The Daily Show with Jon Stewart:
"A terrible illness that attacks the memory and gives its victims' the balls to attack others for things they themselves made a career of...There is no known cure."
"Apparently my dealer has Ballzheimer's, yesterday he lectured me about smoking too much ganj"
by The Citizen Science April 23, 2009
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The outrageous and perverted sense of courage old men acquire upon realize how little they have to lose. Those diagnosed with ballzheimers can be commonly spotted groping young women in line at stores, or shouting out absurd rants at strangers.
Old guy shouts across the geriatric ward: "Hey, Betty! Bring that fine ass over here and twerk it for me girl!"
Nurse: "Look, Harvey, your ballzheimers is getting way out of hand. Just sit back, be quiet, and finish your Tapioca."
by captmurk December 26, 2013
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Repetitive fornication with previous partners forgoing all principle purposes for initial dissolution of the relationship to begin with.
"He went back to her again!?"

"Yeah...He has a serious case of Ballzheimers!"
by bamf269 August 14, 2012
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The loss of ones ability to differentiate between the events that happen at multiple Baseball/Slo-Pith tournaments through out ones career.
Sorry, i think you are right, that was not last weekend, that was at the tourney last month. Must be the ballzheimer's acting up again.
by iamsanman March 24, 2010
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An illness which attacks the memory, and the person who has it the balls to attack other people for the same things they've made careers of.

There is no known cure.
Uh oh, looks like Dick Cheney and Karl Rove have Ballzheimers. They're criticizing the Obama administration for the same things they did while serving under Bush.
by Bloodbath 87 April 22, 2009
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A condition of post-coital forgetfulness that occurs when you can't remember the name of the girl you just had sex with.
"Ya bro, she left mad cuz I had a bad case of ballzheimers this morning."
by soundbite.69 September 26, 2013
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When a man forgets earlier sexual conquests and can't recall names, events, etc.
Marcus: Dude, what was the name of that girl I fucked the other night?

Abraham: Sounds like you've come down with a case of Ballzheimers, brojams!
by BerkleeBen June 26, 2009
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