autobahn trash Share definition Flag a person who drives up and down the autobahn motorway for days on end without showering. Man, you see that autobahn trash kid, he's been driving up and down the autobahn for a week straight without showering. autobahn trash by Ronny Sweeet February 23, 2009 0 0 Get merch Get the autobahn trash mug. Buy Now — $32.95 See more merch