What is Failcrab?
1.
During a well populated match of Zombie Attack on Garry's Mod, someone who tries to get past a human barricade while playing as one of the headcrab classes, yet fails and just gets in the way. Usually seen in packs of 5 or more.
Man, get the hell out of the way you failcrabs!
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Also known as a Screenshot. By pressing the prt scr button, your computer will copy your current image. Then go into a program, such a..