(V.) it is when a man dips his sack into a woman's mouth repetively. Causing the woman to choke, gag or sometimes, maybe even cause death.
If lucy was a sleep right now woooo weeee would i give her a Pounding Potato Sack .
Tom: mike was getting a shower so i grabbed his girlfriend cindy and gave her a fucking Pounding Potato Sack!
Jon: NUT UH GET THE FUCK OUTTA HERE?!
Tom: yeah no lie.
Jon: Well where is she at now?
Tom: The bottom of an ocean.
One who sits at a desk all day but doesn't get much work done, usually because of personal web surfing or playing computer games. Derived from couch potato. In the workplace it differs from desk jockey in that although one's primary means of employment involves a desk, little work gets done.
Jim has become a real desk potato; between mahjong and minesweeper he manages to squeeze in a few hours on MySpace.