What is Milsch?
1.
Phonetically pronounced "Meeeeeee-heeeeeeeellllll-shhhh" and in rapid succession. This is the sound that Eastern European males make when ejaculating upon a female.
Petr roared "Milsch" after his money shot in Euro-Block Butt Party 7.
Or when used as a verb, "Steve really milsched that bitch last night"
See