Definitions of dragon:

noun: any of several small tropical Asian lizards capable of gliding by spreading winglike membranes on each side of the body
noun: a creature of Teutonic mythology; usually represented as breathing fire and having a reptilian body and sometimes wings
noun: a fiercely vigilant and unpleasant woman
noun: a faint constellation twisting around the north celestial pole and lying between Ursa Major and Cepheus
name: A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #8944)