con·sue·tude \ˈkän(t)swə̇ˌt(y)üd\noun (-s) Etymology: Middle English, from Latin consuetudo — more at custom 1.: social usage : custom, habit < the stain hath become engrained by … consuetude — Sir Walter Scott > 2.: custom or a custom imbued with legal force < a right depending upon consuetude > < the laws and consuetudes of a clan >