When a guys balls are bigger than his penis, so he fucks chicks with his balls rather than his penis.
My boyfriend gave me a sack attack last night because I couldn't find his dick.
by GivzZ December 13, 2016
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When your colleague or supervisor stands so close to you while you're seated at your desk, that their balls are resting on your shoulder
Disobedient Willidan turned and noticed that he was the unfortunate victim of a sack attack by the disapproving Huxley
by netmonkey February 20, 2009
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Self explanatory, a swift attack to the SACK.
Perry perform a brutal Sack Attack on Sheldon.
by KOZ January 23, 2003
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when one guy takes his sack and wraps it around another guys penis and he has sex with it
Matt went over to Dave's for a little sack attack
by Monkey 12 December 12, 2007
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When your balls visibally slip out (the balls version of a "Nip Slip")
Dave's shorts were so short today that he had a sack attack
by Katyab February 26, 2017
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a form of attacking someone with any form of a sack.
bro this potato bag is getting heavy so if you don't take it your gonna get a sack attack.
by juicyjay0893 September 12, 2018
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