Word.ws English Dictionary

Plural of trombone

regular plural

The plural of trombone is trombones or tromboni.

Forms of trombone

Singulartrombone /ˌtɹɒmˈbəʊn/
Pluraltrombones
tromboni
Countablecountable

Trombones and tromboni in a sentence

  • For this occasion there were gathered together some five hundred musicians who played on fifes, fiddles, trumps, trombones, and pommers.1936, Ray Giles, «Here Comes the Band!», New York, N.Y.; London: Harper & Brothers, page 176. From the entry pommer
  • But while the voices have immovable material, the groups of instruments, composing an orchestra of cornetti, viols in various sizes, and tromboni, present a sharp contrast.1950, Leo Schrade, Monteverdi, Creator of Modern Music, page 260. From the entry tromboni

Meaning of trombone

  1. noun A musical instrument in the brass family, having a cylindrical bore, and usually a sliding tube (but sometimes piston valves, and rarely both). Most often refers to the tenor trombone, which is the most common type of trombone and has a fundamental tone of B♭ˌ (contra B♭).
  2. noun The common European bittern.
  3. noun A kind of extendable support for attaching lighting elements to a set.

Full definition of trombone

Questions about the plural of trombone

What is the plural of trombone?
The plural of trombone is trombones or tromboni.
Which is correct, trombones or tromboni?
Both are used. trombones is the more common of the two in English writing.
Is trombone countable?
Trombone is a countable noun.

Source and license

Adapted from Wiktionary: trombone (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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