1 definition by TurboTaco

The ejaculatory matter (Semen) released by a masturbating male of any age.

Can be used as a noun or verb.

1. I just got whack on my pants.
2. I was whacking in my room when my roommate burst in with a polaroid camera.
3. I added my whack to your cream of mushroom soup.
4. You didn't provide adequate amounts of whack for our sperm bank.
5. Your whack is lazy.
by TurboTaco February 12, 2008
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