trombone

Meanings

Plural: trombones, tromboni

Noun

• a brass instrument consisting of a long tube whose length can be varied by a U-shaped slide
• 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♭).
• The common European bittern.
• A kind of extendable support for attaching lighting elements to a set.

Verb

• To transmit a signal or data back to a central switching point before sending it out to its destination.
• To extend and retract (the zoom lens); to use it too enthusiastically.