dome light

or dome·light

  1. a small light under the roof of an automobile or boat.
  2. a flashing light on the roof of an emergency vehicle, as a police car or ambulance.

Origin of dome light

First recorded in 1955–60 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for dome light

Historical Examples of dome light