/ fiˌænə ˈfɔɪl; NAmE / noun
[ sing.+ sing./pl. v . ] one of the two main political parties in the Republic of Ireland, on the political left
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WORD ORIGIN
Irish , from fianna band of warriors (applied to the soldiers of Finn MacCool) and Fáil , genitive of Fál , an ancient name for Ireland. The phrase Fianna Fáil was used in 15th-cent. poetry in the neutral sense “people of Ireland”, but the founders of the political party interpreted it to mean “soldiers of destiny”.