Coco the Clown
noun cocaine. A disguise for
CO-CO; formed from the professional name (sometimes 'CoCo') of Latvian-born Nicolai Polakovs, 1900–74, who, for forty years from 1930, worked for Bertram Mills' Circus and became the best-known clown in the UK; subsequently the name has become almost a generic for any clown
UK, 2002