One who has their head so far up their ass they need a plexiglass window in their stomach to see where they are going.
Ralph Nader sure is a plexi!
ayon kay mj_oblio ika-29 ng Pebrero, 2004
2 more definitions
Awesome script whore who hangs out in #dod on gamesnet ;x
god damn plexis spends 24/7 on irc
ayon kay maya buttreeks ika-28 ng Hulyo, 2003
Living IRC manseks.
"omfg that si ghey liek plexis"
ayon kay Pat Johnson ika-13 ng Pebrero, 2004