Short term for cutie pie. QT stands for cutie, where 3.14 is more or less the mathematical value of Pi.
Guy 1: Holy shit dude, is that your girlfriend?
Guy 2: Yeah man, but she texts me all kinds of weird shit: 3.14qt.
Guy 1: It means cutie pie.
Guy 2: Who says that, Imma break up.
Guy 1: Damn straight dude.
by Ruse0345092345 September 30, 2013
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