PITCHER, (i) A large vessel for holding liquids, derived through Fr. from Med. Lat. picarium; the Lat. variant bicarium, Gr. jStKos, has given the Ger Becker, Eng. beaker (q.v.). (2) One who " pitches," i.e. throws, casts, fixes; the name of the player in the game of base-ball who pitches or delivers the ball to the striker.
Note - this article incorporates content from Encyclopaedia Britannica, Eleventh Edition, (1910-1911)