Deuce \Deuce\, n. [Cf. LL. dusius, Armor, dus, te[^u]z, phantom, specter; Gael. taibhs, taibhse, apparition, ghost; or fr. OF. deus God, fr. L. deus (cf. {Deity}).] The devil; a demon. [A euphemism, written also {deuse}.] [Low] [1913 Webster]
Deuse \Deuse\ (d[=u]s), n.; Deused \Deu"sed\ (d[=u]"s[e^]d), a. See {Deuce}, {Deuced}. [1913 Webster]