a large amount. A collective noun of more than the usual or normal quantity
The Duggars have a wack sack of kids.
by shareski November 13, 2011
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When a drug dealer either sells someone less of a drug that they paid for or passes off another substance as the drug someone is buying.
I bought an eighth of weed but the bag was missing almost a gram, the bastard sold me a wack sack.

I bought a gram of coke but it was just baking soda, i was tricked with a wack sack.
by MistahBradshaw August 31, 2010
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Its a game involving a wooden paddle or your hand and someones testicles. The object of the game is to see how hard you can wack someones balls until they turn red each time you wack the sack you get points. This game originated from the website ebaumsworld.
1.Today me and my brother played wack the sack. !!!!Now My balls really hurt!!!!
2. I really love playing wack the sack with my boyfriend.
by Wack the sack. August 29, 2008
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The act of being wacked in the testicles by someone with a forcable back hander.
"hey did u just sack wack that guy"
by goy goy the great November 19, 2009
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1) where your use torque in your wrist to whip someones area where their lower genitals are

2) Sack wack can also be a technicial name for the process in which homosexuals use the back of their hand to slap someones ball bag (nut sack).

3)can also be a sport
1) i gave him a good sack wack

2)i got this guy last night in bed by giving him a sack wack
by Talon May 28, 2004
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Same as sack tap

Aka when you hit your bro in the dick then run away so that you can still have kids
Yo cunt, imma go sack wack Jeff
by Fambalam October 31, 2020
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Timmy's mom is always telling him not to sack wack.
by Mike January 7, 2005
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