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Meaning of Fitzsimmons

Fitz•sim•mons

Pronunciation: (fit-sim'unz, fits-), [key]
— n.
  1. (“Sunny Jim”), 1874–1966, U.S. racehorse trainer.
  2. 1862–1917, English boxer: world heavyweight champion 1897–99.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.