Yep, in Urban Dictionary. Who knew!
The official definition: "The day in the middle of the week where the only thing you can drink is whiskey" Makes sense.
I decided to google the term and got pages and pages of Whiskey Wednesday articles. When I got down to the bottom of the page and found the 'searches related to Whiskey the first in line was "I didn't choose the ninja life, the ninja life chose me." What???
And because I know you want to participate, here are some great ways to do some ninja whiskey drinking: