Accouterments \Ac*cou"ter*ments\, Accoutrements \Ac*cou"tre*ments\, n. pl. [F. accoutrement, earlier also accoustrement, earlier also accoustrement. See {Accouter}.] Dress; trappings; equipment; specifically, the devices and equipments worn by soldiers. How gay with all the accouterments of war! --A. Philips.