LAN-ageddon 

A weekend devoted to LAN any pwnage video game to which you seem fit.

LAN-ageddon TONIGHT!

LAN-ageddon by Keeslar Stover December 9, 2006

lanageddon 

noun: a large gathering of computer gamers with no social life who come together for the purpose of playing multiplayer computer network games, in an attempt to interact with the world outside their own bedrooms.

"OMFG LIEK R U GOIN TO lANAGEDDON THIS YREA!?!???!!11"

lanageddon by spockboy January 24, 2005