A word with no true definition as a noun, but is generally used as a word to throw people off when a question is asked that the person doesn't want to answer and/or might be dangerous to answer.
Woman- "Do these pants make me look fat?"
Man- "Buttsack."
Woman- "What?"
Man- "Buttsack."
Woman- "...What were we talking about, again?"


Girlfriend- "Do you love me?"
Boyfriend- "Buttsack."
Bystander- "...Did he just say 'buttsack'?!"
by 42Geek July 31, 2010
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when someone bends over and you see his balls hanging near his ass like a dog
That man just buttsacked me!?
by rOBOT April 22, 2003
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A hidden sack near the buttocks used in various forms of sexual pleasure. The most sensuous part of a woman's body.
I fingered her buttsack all night and she loved it.
by None Genuine February 22, 2010
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A buttsack is when you staple a mans scrotum over their buttcrack. When you have a buttsack you cant poop and it hurts to sit down because you will sit on your nuts. It is a cruel and unusual punishment.
Bitch get up off me before i staple you a buttsack
by benito October 7, 2004
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Meaning the negative connotations of a guy's ass and sack in the same view.
"Dude that guy just drove by with a buttsack hanging out the passenger window!"
by d13 June 1, 2005
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the excess skin that hangs loosely from the gluteus maximus, typically forming on senior citizens between the ages of sixty and death
Mike: Did you see that lady's buttsack?

Andy: Dude, that's my grandma.
by The Party Police November 21, 2007
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A guy's testicles when viewed from behind as he is bent over.
Dude, that was gross. When that naked guy bent over, I could see his butthole and his butt sack.

Does your buttsack hang low? Does it wobble to and fro?...
by Mikelovin81 December 9, 2011
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