adjective and noun: an homosexual man who is originally and/or ethnically from an Asian country. This term is mainly used in a jokey, not offensive way, especially by gay men.
-Tom is not attractive to Caucasians like himself, he's definitely into gaysians.
-Look at Philip with his new gaysian boyfriend!
-Look at Philip with his new gaysian boyfriend!
by MannyUK October 03, 2011