Brain and Penis combined. It means that ur such a fucking smart person but all you think about is sex. That's when they call you a brainis.
1. Person: Mann ur such a brainis!
2. Person: Why?
1. Person: Because ur smart but all you think about is fucking Elys
2. Person: Why?
1. Person: Because ur smart but all you think about is fucking Elys
by WinkBenceUwU May 29, 2020
by WinkBenceUwU June 02, 2020