an expression showing amusement. Usually at something embarrassing, stupid, or something that is completely amazing. It can be at anything, but mostly used for something being really dumb. This word was originated from Flavor Flav.
"waaaaow! you hit it like a true G bruv!"
"wa-wa-wa-waaaaow! dude how did you dunk on him? that was just fuckin amazing"
"waow dude, you bought the wrong pack of whisks"
"haha waaaow! look at what that dude is wearing"