used for insulting someone who has a large or expensive car UK Used proverbially: a car is a phallic symbol.
There is a saying about people with big cars: BCSD. I don’t know whether that applies to motorbikes, but I can assure the committee I only have a small car. — Gyles Brandreth (quoting Phillip Oppenheim), BreakingtheCode, p. 470, 1999