Illustration of tuba
: a large low-pitched brass instrument usually oval in shape and having a conical tube, a cup-shaped mouthpiece, and a usual range an octave lower than that of the euphonium
Examples of tuba in a Sentence
Recent Examples on the Web
Senior High School, dozens of students with matching backpacks walked through the front gates, serenaded by the school’s band, which included a tuba, two clarinets, a trumpet, a trombone, and drums.
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Miami Herald, 14 Aug. 2025
Celia also said her brother was one of 12 siblings and enjoyed playing the tuba.
—Abigail Adams, People.com, 7 Aug. 2025
Hernandez was one of 12 siblings and enjoyed playing the tuba.
—Paulina Czupryna, Chicago Tribune, 6 Aug. 2025
Finn plays the tuba in the school band and his mom helped lead the charge to raise money to save the program.
—Rachel Wegner, The Tennessean, 4 July 2025
See All Example Sentences for tuba
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Miami Herald, 14 Aug. 2025
Celia also said her brother was one of 12 siblings and enjoyed playing the tuba.
—Abigail Adams, People.com, 7 Aug. 2025
Hernandez was one of 12 siblings and enjoyed playing the tuba.
—Paulina Czupryna, Chicago Tribune, 6 Aug. 2025
Finn plays the tuba in the school band and his mom helped lead the charge to raise money to save the program.
—Rachel Wegner, The Tennessean, 4 July 2025
See All Example Sentences for tuba
Cite this Entry
“Tuba.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tuba. Accessed 11 Sep. 2025.
Copy CitationKids Definition
tuba
noun
tu·ba
ˈt(y)ü-bə 
: a brass musical instrument of lowest pitch with an oval shape and valves for producing different tones
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