What is Unwow?
1.
The flaccid-penis inducing realization that your Wow-Meter is miscalibrated to the degree that random Youtube videos of soda bottles make you deliriously happy, only to have your boner reduced to limp linguine in a matter of seconds.
"I enjoyed that youtube clip so much!" "Yeah totally fake dude!" "Oh crap my boner! UNWOW!"
See