a donkey toboggan is when you are ------- a girl in the butt at the top of the stairs and you donkey punch her and ride her down the stairs like a toboggan
by bubba parker September 20, 2006
Marge rode Mark with her asshole but wouldn't let him have an orgasm. So Mark did a donkey punch toboggan to Marge and he came all over her at the bottom of the stairs.
by The Scottish Muffinman November 26, 2009