Tuba

Noun

 * 1) A large brass musical instrument played through a vibration of the lips upon the mouthpiece and fingering of the keys.

Thesaurus
alpenhorn, alphorn, althorn, alto horn, ballad horn, baritone, bass horn, brass choir, brass wind, brass-wind instrument, brasses, bugle, bugle horn, clarion, cornet, cornet-a-pistons, corno di caccia, cornopean, double-bell euphonium, euphonium, helicon, horn, hunting horn, key trumpet, lituus, lur, mellophone, ophicleide, orchestral horn, pocket trumpet, post horn, sackbut, saxhorn, saxtuba, serpent, slide trombone, sliphorn, sousaphone, tenor tuba, tromba, trombone, trumpet, valve trombone, valve trumpet