Meaning "Me la Pelas" in Spanish ... Often translated to "suck it". Refering to an action where you have beaten someone else in something and your mockin him. The short-term "M.L.P." is often use texting or while chating.
Mia: You cheated in the game!
Ricardo: No! You just suck. Me la pelas!
Mia: you dirty little hamster!
Internet shorthand of "Me la pela". Spanish slang. Means" "sucks my dick/can suck my dick". Literal translation means "jacks me off". Used to express intense dislike of someone/something, or to express ones superiority over the subject in question.
Jusin Beiber MLP! = Justin Beiber can suck my dick!
In a fight between me and Justin Beiber, Justin Beiber MLP.