When people linger in front of an area that others need access to. For example, people standing and talking at a buffettable blocking others from getting food.
A party in which all attending play a violent videogame, usually being Halo. It is the fusion between the words "party" and "carnage" which yeild "parnage."
Dude, you comin' to the parnage tonight? Kevin bought the newLegendary Map Pack!