A combination of the four following words: besties, bros, homies, and roomies. A term that can be used to refer to a person who is both your best friend and roommate. Not limited to the male gender, for two females can also be bros. Spending a ridiculous amount of time together and having a substantial amount of secrets and inside jokes is a must. Often viewed as an inseparable pair by others, rather than as individuals.
The state of being literate in the language of bros. The knowledge of how to speak and write like a bro.
Bro: That person was NOT broliterate. How can you not know the word brology, its the most important word amongst bros!
Friend of the Bro: Well, I mean they were not a bro what did you expect?
Bro: Yah I guess your right bro.
(n) /broo'-mee/ A compound word consisting of "roomie" and "broom closet", to be used to describe someone who lives in your closet -- perhaps converted to have the appearance of a small extra bedroom.
Since Brian moved to that small apartment in Brooklyn, he's already gone through three broomies.