1 definition by the nerd who adds words to UD

short for "okay, wow."
a comeback used in a hard to beleive situation (i.e. someone's stupidity, their actions, ect.) usually followed with "you would"
variations in spelling include: k wow, kwow, and kaywow
"OMG! You chainsawed me in gears! You chainsaw whore! K-WOW! You would."

"K-wow. Humanities homework is bull."

"Monica, k wow. Can't beleive you added k-wow to urban dictionary. You nerd."
Get the k-wow mug.