1. An advanced sexual maneuver in which you select a hefty Watertown skeezbag, proceed with intercourse in a parking lot (preferably Wal-Mart), while bending aforementioned skeeze over a shopping cart, grab her ankles and upend her face first into the cart, then quickly push the cart downhill, hop on and masturbate. Ensure you blow your load on her before ditching the cart into a ravine, car, lightpost, or crowd of confused bystanders. Extra points are rewarded for conducting a wagonmaster drag race.
William was whaling a walrus at Wal-Mart Wednesday when he wowed her with a wicked Watertown Wagonmaster.