1. Going extinct, or slowly ceasing to exist/function.
2. A martial arts form based solely around attacks utilizing the head and/or trampling an opponent underfoot.
Nobody uses that pop machine anymore. They're taking it out. It's going the way of the buffalo.

The dodo bird has long since gone the way of the buffalo.

Some guy just ran through a brick wall. He must practice the way of the Buffalo.
by Rakuro May 20, 2005
Get the The way of the buffalo mug.
When an individual or group of individuals eventually 'sells out'.
"Dude, you guys are slowly going the way of the buffalo".
by Dewie February 25, 2005
Get the slowly going the way of the buffalo mug.