The term is derived from a mythical creature that is a cross between a laughing hyena and a boa constrictor. The term also refers to a sexually confused individual who is untrustworthy has an annoyingly loud laugh and enjoys creating drama within a large group of people or organization. The first recorded reference/sighting of this creature was in South Minneapolis, Minnesota.
"Watch out here comes Tony he is a real Hy-Boa"
by Fun at work mn May 20, 2009