Cum Shack
A shack in which a man goes to in order to ejaculate in peace.
Riley goes to the cum shack so he doesn't get walked in on by Michael
cum shack
It is essentially the countious process of MULTIPLE male participants ejeculating or so-called "cumming" into the same female (most commonly the vagina, mouth, or anus). The name comes from the reference to a shack as an often dirty dwelling which can be virtually used by almost anyone (hence the implication of a whore).
Sally is such a hoe! I bet she wouldn't mind becoming the school cum shack!!
Cum shack that
the absolute best pick-up line you can use when you see a TOTALLY THICC KWEEN WITH A BIG BOOTAY (male or female)
Barbara: "HEY RON, CUM SHACK THAT ON ME WILLY"
Ron: "well barbara, you honestly are the uglyest woman i have ever seen a i know about your pucci cooties , but you have such a way with words. Yes, yes i will shack that for you hunni ass"
Ron: "well barbara, you honestly are the uglyest woman i have ever seen a i know about your pucci cooties , but you have such a way with words. Yes, yes i will shack that for you hunni ass"