Serpent1. (n.) Any reptile of the order Ophidia; a snake, especially a large snake. See Ophidia.
2. (n.) Fig.: A subtle, treacherous, malicious person.
3. (n.) A species of firework having a serpentine motion as it passes through the air or along the ground.
4. (n.) The constellation Serpens.
5. (n.) A bass wind instrument, of a loud and coarse tone, formerly much used in military bands, and sometimes introduced into the orchestra; -- so called from its form.
6. (v. i.) To wind like a serpent; to crook about; to meander.
7. (v. t.) To wind; to encircle.
Thesaurus Entries
Apollyon, Beelzebub, Benedict Arnold, Brutus, Judas, Judas Iscariot, Lucifer, Old Nick, Old Scratch, Quisling, Satan, alpenhorn, alphorn, althorn, alto horn, animal, archtraitor, ballad horn, baritone, bass horn, beast, betrayer, brass choir, brass wind, brass-wind instrument, brasses, bugle, bugle horn, clarion, cockatrice, conniver, conspirator, conspirer, cornet, cornet-a-pistons, corno di caccia, cornopean, cur, diablo, dog, double agent, double-bell euphonium, double-crosser, double-dealer, euphonium, fiend, helicon, horn, hound, hunting horn, hyena, informer, insect, intrigant, intriguer, key trumpet, lituus, lur, machinator, mellophone, mongrel, ophicleide, ophidian, orchestral horn, pig, pit viper, plotter, pocket trumpet, polecat, post horn, quisling, rat, reptile, sackbut, saxhorn, saxtuba, schemer, sea snake, skunk, slide trombone, sliphorn, snake, sousaphone, swine, tenor tuba, timeserver, traitor, treasonist, trimmer, tromba, trombone, trumpet, tuba, turncoat, valve trombone, valve trumpet, varmint, vermin, viper, whelp, worm