noun General Slang

Gumball machine

· noun · trucker / CB

Cop car — named for the spinning dome lights on top.

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Definitions

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A police car, usually a marked one with the lightbar lit up. Classic CB warning to other truckers that there's a cop ahead — "bear in a gumball machine" means a cruiser running lights.

“Eastbound, you got a gumball machine sittin' under the overpass at mile 84 — back it down.”
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Gumball machine In A Sentence

Eastbound, you got a gumball machine sittin' under the overpass at mile 84 — back it down.

Origin & Usage

1970s CB radio boom. Old-school police cruisers wore a single rotating red or blue dome light on the roof — looked exactly like the glass globe on a sidewalk gumball machine. Name stuck even after the lights went flat.

Variants gumballsgumball

People Also Ask

What does gumball machine mean in slang?

Gumball machine is slang for a cop car, named after the spinning dome lights mounted on the roof.

How do you use gumball machine in a sentence?

A trucker might radio, "Gumball machine on the shoulder up ahead," warning of a police car.

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