1 definition by nikesbskater1997

The measure of how far back you wear a beanie. The further back you wear it on your head, the longer your beanis is (usually measured in inches).
"Wassup guys, my beanis is 8 inches long!"
"Well, guess what! My beanis is 10 inches long."
by nikesbskater1997 November 21, 2011
Get the Beanis mug.