One of my favorite things about gaming is that it necessitates the creation of many, many terms to describe the scenarios unique to the passtime - and LAN parties are optimal conditions for the production of words. Every map needs words, every situation must have a sort of "tag" that can be employed to depict the totality of it succinctly. It has the side-benefit of being internal, secret language, so even if someone hears it they don't actually know what you're talking about.
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