Meaning of Fenian

Fe•ni•an

Pronunciation: (fē'nē-un, fēn'yun), [key]
— n.
  1. a member of an Irish revolutionary organization founded in New York in 1858, which worked for the establishment of an independent Irish republic.
  2. (in late Irish legends) a member of a group of warriors always ready to defend Ireland against its enemies.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.