A long pole with a microphone attached, used to record participants who are being filmed while allowing the operator to stay out of the shot.

plural of boom pole

plural of jib-boom

plural of boom town

plural of boom and bust

plural of containment boom

boom barrier

A bar or pole that can be lowered to block vehicular access through a controlled location, or raised to allow traffic to pass.

plural of boom barrier

(economics, finance, business) Featuring or characterized by a boom and bust cycle in a market or an economy, in which rapid price increase is followed by falling prices or recession.