ass plowing is when you get both fists up a womans ass and simultaniously move your arms back and forth
dude, last night you're mama got an ass plower from my dad.
An individual who surpasses the title of Asshole or even Gaping Asshole. They are pretty much just an incredible douche.
Cool kid 1: You know that kid, Brad Honn?
Cool kid 2: Pft, yeah. He's a total ass plower.