‖ espadon [a. F. espadon, app. a. Sp.espadon, augmentative of espada sword: cf.It.spadone.] A long two-handed sword used in 15–17th c. 1846Fairholt Costume 494 Espadon, a long sword of Spanish invention.1881Blackw. Mag. May 565 The horseman's huge espadon of six feet long.