deadmeat290 Share definition Flag A common insult on the MMORPG "Runescape" used to describe someone who is incredibly northern. "Ah what's the point!! This game is crap, it's not fair, I don't spec anything, I'm gonna make meself a brew!""...what a deadmeat290" deadmeat290 by Mr. Mike Cunt April 11, 2010 Get the deadmeat290 mug.