When something is so amazingly awesome that no other word could possibly describe it other than this...
Stoner Surfie 1: Woahh dude, that wave was fuckin' gnarly....
Stoner Surfie 2: No dude, no (shakes head)... It was freakin monumentus!!!
Stoner Surfie 1: Duuuude, up high (they both high five and fall over under the stuper of their junked-up frenzy...)