timpani

noun (used with a singular or plural verb)

1. a set of kettledrums, especially as used in an orchestra or band.

pl n

1. (sometimes functioning as singular) a set of kettledrums, two or more in numberOften (informal) shortened to: timps

n.1876, plural of timpano (1740), from Italian timpani “drums,” from Latin tympanum “drum” (see tympanum). Italian for kettledrums; the term timpani is often preferred by composers and performers.