The language that you cannot use to name your character in the game "World of Warcraft"
Possibly related to LEET, 133t or 1337
Possibly related to the movie "Fast Times at Ridgemont high"
"Hey dude, lets party". That dude was speaking dudespeak the whole time.
n. The language or mode of conversation that includes, but is not limited to, use of the ever-evolving term, "dude" (Seedude). Meaning and connotations of the word "dude" depend on the circumstances and tone and attitude of the dudespeaker. Dudespeak vocabulary often includes words ranging from "seriously" to "like" to "awesome" to "sweet" to "totally"
"Dude, like seriously? That was totally awesome."
"Sweet ride, dude."
"Dude." (Hello, friend. Here, have some nutella)
"Duuude." (Hey, this nutella is amazing)
"...dude?" (Um...where the hell do you think you're going with my nutella?)
"DUDE!" (Get AWAY from my nutella!)