Any lizard in the genus Draco.
Draco volans, a gliding lizard endemic to Southeast Asia.
Used other than figuratively or idiomatically: see flying, dragon.
A snake, especially a large or dangerous one.
An obsolete wind instrument in the brass family, whose shape is suggestive of a snake (Wikipedia article).
A kind of firework with a serpentine motion.
A subtle, treacherous, malicious person.