Webster's Dictionary 
(1): ( n.) A destroyer.
(2): ( n.) The winner in a contest; one who gets the better of another in any struggle; esp., one who defeats an enemy in battle; a vanquisher; a conqueror; - often followed by art, rarely by of.
(3): ( a.) Victorious.
Cyclopedia of Biblical, Theological and Ecclesiastical Literature 
(the conqueror), in Roman mythology, was a surname of Jupiter, often appearing upon tablets.