A difficult, yet rewarding maneuver where a minimum of three females lay on top of each other, legs spread, while a male penetrates one, then continues to move up and back down penetrating all one after another.
Requires good knee strength for males.
Bob was hardstacking the shit out of Becky, Lacie, and Shasta the other night.
Bob was hardstacking for so long he had to ice his knees.
An American slang term from prison to for anyone who is in control of a prison bitch and often uses them as their bottom.
Outside of prison it generally defines homosexuals who are the top in a homosexual relationship, usually used by former prisoners, regardless of color of ether the top or bottom.
Friend: Nice to see you outta the big house brotha, you make sure you didn't drop the soap?
Ex con: Man, I was a Hardblack, if a nigga dropped the soap, I was the one to pop up behind him. I ain't no prison bitch!