from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A large, valved, brass wind instrument with a bass pitch.
- n. A reed stop in an organ, having eight-foot pitch.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. 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.
from the GNU version of the Collaborative International Dictionary of English
- n. An ancient trumpet.
- n. A sax-tuba. See sax-tuba.
from The Century Dictionary and Cyclopedia
- n. An ancient Roman trumpet with a straight tube of metal, like the Greek salpinx.
- n. In the Philippine Islands, Guam, and the west coast of Mexico, the sap obtained from the immature inflorescence of the coconut, which is allowed to ferment and is used as a beverage, and from which a distilled liquor called vino, or aguardiente, is obtained.
- n. In the peninsula of Malacca and the Malay Archipelago, a name applied to a number of fish-intoxicants, especially to Deguelia elliptica, and in the Philippine Islands to Croton Tiglium, Jatropha Curcas, and Cocculus Cocculus, used for the same purpose.
- n. A musical instrument of the trumpet family, of very large size and low pitch.
- n. In organ-building, a reed-stop of large scale, so connected with a separate bellows with extra weights that the tones are of exceptional power and majesty. Usually called tuba mirabilis.
- n. In anatomy and zoül, a tube or tubular part or organ; specifically, the Eustachian tube, or salpinx. See hydra tuba (under hydra), and cut under scyphistoma.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the lowest brass wind instrument
Italian, from Latin, trumpet; akin to tubus, tube.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin tuba ("tube, trumpet"). (Wiktionary)