An insult towards others, trying to use as many cursing words/syllables as posible. This may simply be the base for an even longer string of obscenities
A world renowned FPS for the XBox 360 (fuck all the other systems that have it). It is widely known for its more commonly used abbreviation, COD4 (pronounced cod four). The true abbreviation is COD4MGFS, or cock of duty 4 modern gay fuck shit