The story
From cherry + top, from the resemblance to a maraschino cherry on top of a dessert.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A round, red light that is mounted on top of a police car. Full definition →
From cherry + top, from the resemblance to a maraschino cherry on top of a dessert.
Etymology from Wiktionary, CC BY-SA 4.0.