1 definition by tehBob

Top Definition
In World of Warcraft: To act noobish and stupid.

In real life: To screw up everything you touch.
Damnit, I pulled a Zlack. I showed up to my 25 man raid with no ammo, drink, or food!

I was building a lego tower, and I tripped and knocked it over. I am such a Zlack.
by tehBob March 03, 2008

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