serpent

(sûrˈpənt)

1. A reptile of the order Serpentes; a snake.
2. often Serpent
   a. In the Bible, the creature that tempted Eve.
   b. Satan.
3. A subtle, sly, or treacherous person.
4. A firework that writhes while burning.
5. Music A deep-voiced wind instrument of serpentine shape, used principally from the 17th to 19th century, about 2.5 meters (8 feet) in length and made of brass or wood.
6. Serpent Serpens.