(verb)
1. Sex on a rug, usually with extreme vigor, often resulting in carpet burns.
2. When a man thrusts into the vagina forcefully, causing a "slapping" sound; often resulting in "carpet burns" from the pubic hair, or, "carpet."

when you're hungover as shit after a spending a night drunk as a skunk

What a crackhead does when the run out of crack. Searching for a piece of crack that you're positive fell onto the carpet at some point during your crack binge.