running light

noun

1. any of various lights required to be displayed by a vessel or aircraft operating between sunset and sunrise.

running light

noun

1. nautical one of several white, red, or green lights displayed by vessels operating at night

Word History and Origins

Origin of running light¹

First recorded in 1880–85

Example Sentences

This includes a streamlined grille, liftgate, wheels, and front and rear running lights.

From Washington Blade

But here we are, just a week and change from yet another deadline and the feds are running light in the wallet again.

From The Daily Beast

Jim could hear the splash of her tiny propeller; for the launch was running light, and the blades often rose clear of the water.

From Project Gutenberg

Indeed, "running light" is the technical term describing it when it is riding upon the surface of the water like an ordinary ship.

From Project Gutenberg

Let us now trace the operations of diving right through, supposing that our submarine is first running light.

From Project Gutenberg

Eudena kept the first place, running light and with her breath easy, for Ugh-lomi carried the Fire Stone in his hand.

From Project Gutenberg

It happened that this train was running light and now the sleepers were practically deserted but for the nodding porters.

From Project Gutenberg