Best definition
a yankie is like a quicky except u do it to yourself

yo man, i just gave my self a yankie in the bathroom
yankie: define #2
A yankie is a type of person that can be considered an annoience. The Yankie can be described as annoying, stalkerish, gay, persistant, optimistic, and always happy. The Yankie will follow girls around constantly, and ask them questions everyday.
As i reached for my cell phone, i noticed a new message. I clicked on it and it said, “What do you have for homework tonight?” I realized it was from Yankie.