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1.
someone (mostly girls) that tends to reply to texts using only one word. Worst of all being; LOL, :), hahaha, <3

Doesn't matter who started the convo, the monotexter will have ended it right on the spot
example of MONOTEXTER

boy:My day wasnt so good, I got suspended and my dog died
girl: AWW
boy:......................................
by that guyyyy September 29, 2010