A term originating in the world of Army Men Strike, a mobile wargame. GLGitude describes the attitude of feeling superior and acting like a total ass just because you can, all sprinkled with a healthy dose of megalomania and self importance.
A trip to a grocery store, convenience store, or gas station for the sole purpose of buying an excessive amount of junk food and sugary drinks, usually with friends. A chud run often happens late at night and ends with everyone involved hating themselves afterwards.