Made famous by Robin Williams on "Mork & Mindy," stick your pinky and ring fingers up a girls ass, then jam your middle and index fingers up her cunt. Not complete until you finish it off with a Nanoo-Nanoo!
I was Morking that Girl Last night
I morked that Girl last night
an alternative for saying that you are working on complex math equations
guy 1 : hey where were you last night guy 2.
guy 2 : I was morking.
guy 1 : man I hate Differential Equations.