cor ‧ du ‧ roy /ˈkɔːdʒərɔɪ, ˈkɔːdʒʊrɔɪ, -djə- $ ˈkɔːrdə-/ BrE AmE noun [uncountable]
[ Date: 1700-1800 ; Origin: Perhaps from cord + duroy type of rough woolen cloth (17-19 centuries) ]
a thick strong cotton cloth with thin raised lines on it, used for making clothes:
a corduroy jacket