IPA: //trɒmˈboʊn//
KK: /trɒmˈboʊn/
A musical instrument made of brass that has a long tube bent into a shape with a slide to change the notes.
He played the trombone beautifully in the school band.
Trombone → The word originates from the Italian 'tromba' (meaning trumpet) and the suffix '-one' (meaning large). Thus, 'trombone' literally means 'large trumpet.'
Imagine a trumpet that is larger — that's what a trombone is, combining 'tromba' for trumpet and '-one' to indicate its size.