Used when someone is being an asshole. Also used to express displeasure.
Mike didn't share the last slice of pizza with me, hella unbois.
Term used to describe a freind (male or female(doesn’t matter)) that doesn’t want to help you accomplish something
Freind 1- bro can you drive me to get some Wendy’s, I’m so hungry.
Freind 2- ever tried walking?
Freind 1- thats so unboys
Freind 2- fine