The story
Thought to be either the name of a family, or that of a house which stood on Enfield Chase. One suggestion is that it was the residence of the "cock forester" (chief forester).
Etymology from Wiktionary, CC BY-SA 4.0.
Cockfosters
Today it means: A suburb in the borough of Barnet and borough of Enfield, northern Greater London, England (OS grid ref TQ2796). Full definition →