From The Collaborative International Dictionary of English v.0.48:
Charger \Char"ger\, n. 1. One who, or that which charges. [1913 Webster]
2. An instrument for measuring or inserting a charge. [1913 Webster]
3. A large dish. [Obs.] [1913 Webster]
Give me here John Baptist's head in a charger. --Matt. xiv. 8. [1913 Webster]
4. A horse for battle or parade. --Macaulay. [1913 Webster]
And furious every charger neighed. --Campbell. [1913 Webster]