its another word for gay
typically used to describe a person whose attracted towards the similar gender
guy 1 "zacrazy has been acting like a homosexual on discord lately"
guy 2 "yeah its a bit odd but theres nothing wrong with it"
to be attracted to the same gender
its typically used to describe men attracted to other men
guy 1 "Hey theres zac, did you hear that hes gay"
guy 2 "what do you mean by that"
guy 1 "it means he likes sucking dick"