Main Entry: by·law

Variant(s): also bye·law \ˈbī-ˌlȯ\

Function: noun

Etymology: Middle English bilawe, probably from Old Norse *bȳlǫg, from Old Norse bȳr town + lag-, lǫg law

Date: 14th century

1 : a rule adopted by an organization chiefly for the government of its members and the regulation of its affairs
2 : a local ordinance