noun

• A large brass musical instrument, usually in the bass range, played through a vibration of the lips upon the mouthpiece and fingering of the keys.
• A type of Roman military trumpet, distinct from the modern tuba.
• A large reed stop in organs.
• (anatomy) A tube or tubular organ.
• A Malayan plant whose roots are a significant source of rotenone, Derris malaccensis.
• A reddish palm wine made from coconut or nipa sap.
• (music) Abbreviation of bass tuba.