Another word for the sticky mess left after cumming, specifically refering to the semen, especially during a jerk off session.
Brian's spack was glazed all over the pillow once he came.
by marathon September 12, 2006
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SPonge attACKED. To be viciously attacked with a common household sponge.
I spacked felix last night, now he's in a coma.
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the original definition of this word, brought forth by Mr. North back in 1988.

A non-specific insult used as an inside joke among friends to describe anyone that happens top be in your crosshairs at that moment in time.
Mr. North: "Shut the fuck up, Jerome, you're nothing but a spack."...Jerome: "What's a spack?"...Bystander hip to the joke: Trust me man, you don't wanna know."
by Mr. North March 21, 2009
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It's a verb meaning to go all spazzy, often when seeing an image which strobes.
Your animated fractical made me spack!
by Jack Anory January 25, 2005
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Leet irc foreignspeak
You are plz to spack teh eblish mor betr sir, kthx!!!11
by Cyde December 5, 2003
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a mong or disabled person who is used, for fun, as a object on which to ride into battle.
I used Bill as a battle-spack yesterday...I rode him to victory.
by alib2485 September 26, 2005
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