1. plural of light; sources of illumination such as lamps, bulbs, or fixtures
2. traffic signals or similar control devices
3. the lungs of a slaughtered animal, especially when used as food
Usage: culinary; archaic

Examples

• Turn off the lights when you leave the room.
• The Christmas lights made the house look festive.
• We stopped at the red lights at the intersection.
• The stage lights dimmed as the curtain rose.
• City lights twinkled in the distance.
• The pilot checked all the instrument panel lights before takeoff.