What is The Sack?
1.
Bed...generally has sexual connotations.
Maria was a terrible cook and talked to fucking much, but because she had a huge
rack and was a demon in the sack, Phil decided toput the cap on the kitchen cleaner and keep the ol' bag around for a little while longer.
See
2.
The male scrotum. Used as an exclamation for emphasis or to show dismay.
Asian: Hey dude you know we have a quiz in physics today?
White Boy: The sack!
See
3.
Refering to John CuSACK
Dude, the Sacks on t.v tonight. They're playing "High Fidelity"!
See