the Alaskan snow dog

When your doing a girl doggy style on the top of a staircase. She needs to be holding on to the top stair and you yell "mush" thrust as hard as you can and ride her down the stairs.

When somebody shits in a condom, freezes that, and than uses that as a dildo.

When you shit in a condom and freeze it then use it as a dildo, and after that you cover it in cocaine and eat it.

The Alaskan Snow Dog is used when your partner is on all four. You quickly through Snow on your dick and shove it in while yelling "MUSH"