1) A female who is under-aged but will soon be seen as a legitimate mate.
2) An action which is not accepted in the current situation, but will be legitimate in the near future.
Guy #1: "Dude, that lolita is way off limits."
Guy #2: "Not WAY off... She's legit in a bit!"

Guy #1: "I know you're quitting next month, but stop sending those jokes to our clients."
Guy #2: "Hey man - It's legit in a bit!"
Guy #1: "Guy number two, why you always gotta be using that phrase?"
by Joel owns this word August 27, 2009
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