Government Racing Car noun a car of the Gendarmerie Royale du Canada, the French name for the Mounties CANADA Back-formation from the initials GRC.
GEORGE DEW: “Where I grew up (rural Alberta) we understood that the other abbreviation on their vehicles - GRC - stood for ‘Government Racing Car’”. — TorontoGlobeandMail, p. D12, 4 August 2002