a modern age miracle used to glide atop glistening blue water whilst hunting ducks, manbearpigs, or crocs. constructed of premium particle board, or space grade aluminum.
Also an elite team of army fuelers. "go team jon boat!"
"Hey guy, why you lookin at expensive worthless boats? You need to get yourself a good ol cheap reliable jon boat."
"What the hell is a jon boat?" (see above definition)