While performing intercourse doggie style, the male knocks the female unconcious and proceeds to ride her down the stairs while still engaged in intercourse.
I gave your mom an Alaskan Bobsled on the Lincoln Memorial last night, dawg.
by StairMastr September 03, 2008
When you take your poop and freeze it than use it as a dildo.
"So he was fucking me, than he went to the fridge and pulled an Alaskan Bobsled on my butthole!"
by TubaLeader November 10, 2009