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1 definition by Psicotik

 
1.
Nut sack crack is the crevice between the testicles created from placing your finger in between them.
Joey: Hey, Jim, come check out this nut sack crack.

Jim: Oh wow, dude, that's some nice sack crack!

Joey: Thanks, man, I work out.
by Psicotik May 29, 2012