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CB Radio Terms

CB Radio Terms & Trucker Slang

A plain-English glossary of common CB radio slang, trucker phrases, road warnings, and classic driver language used across the trucking industry.

Searchable Terms

CB Slang Dictionary

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10-4

Means understood, received, or okay.

Bear

CB slang for police or highway patrol.

Bear in the Air

Police aircraft watching traffic.

Bear Trap

A police speed trap or enforcement area.

Breaker Breaker

Used to start talking on the CB channel.

Chicken Coop

A weigh station or DOT scale house.

Hammer Lane

The left lane or passing lane.

Back Door

The area behind your truck.

Front Door

The road or traffic ahead.

Smokey

Another slang term for police.

Alligator

Blown tire tread or road debris.

Copy

Means heard, received, or understood.

What’s Your 20?

Means “what is your location?”

Good Buddy

An older CB phrase for a friendly contact.

Put the Hammer Down

To speed up or keep moving.

Yardstick

A highway mile marker.

Parking Lot

Heavy or stopped traffic.

Four-Wheeler

A passenger car or small vehicle.