A creation of Spencer, this word is used to describe a severely intoxicated person. The person must be beligerant and do something destructive. Passing out is beyond whammyfaced.
Mikey got so whammyfaced he tried to play tummysticks with me.
Eric got whammyfaced and ripped all the doortags down in our hallway.
One degree past shitfaced. Completely gone, not coherent at all, just wasted beyond belief.
Spencer got so whammyfaced he fell down the Smiley stairs and broke his ankle.
Eric got so whammyfaced he punched the wall thinking it was his own shadow.