running light

1. 1.

   light carried by a boat that indicates the boat's direction; vessels at night carry a red light on the port bow and a green light on the starboard bow

   Synonymssidelight

   Broaderlight

Questions about running light

What does running light mean?

running light means "light carried by a boat that indicates the boat's direction; vessels at night carry a red light on the port bow and a green light on the starboard bow".

What is another word for running light?

Close synonyms include sidelight. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is running light a common word?

running light is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.