A really annoying way to spell, usually missing letters to make it "shorter". Pretty much improper typing.
n00bspeaker: so wat u say teh ohter day?
Normal Kid: Learn to spell.
n00bspeaker: omfg u r teh sux! i just be try to tlak norml so y u b so meen to i... u teh sux big tmez.
Normal Kid: I'll talk to you once you learn to spell.