v.---in military circles, the "monkey fucker" is an excercise used to warm up for a physical exercise session. The individual or persons performing the Monkey Fucker squat in such a way that their arms go between their legs, and around to the outside of their ankles. the exercise consists of lowering the hips repeatedly, and the appearance this gives is what lends the exercise its name.
Hey, that guy is doing the Monkey Fucker! Damn that shit looks funny!