What is Shiznack?
1.
The bomb. As in, "this shit is better than crack."
Those rims are the shiznack.
2.
term used in replace of the word shit
used often to show shock or excitement
1.Oh shiznack!!
2.That rollercoaster was the shiznack!!
3.That's some messed up shiznack...
See
3.
The area between your nutsack and your asshole. You may also know this area as grundle, taint, or dodus, depending on your location.
Dude, why'd u lick that girls shiznack? Did u really want dome that bad?