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• Sinn Fein
  Sinn Fein

  noun

  a political organization in Ireland, founded about 1905, advocating the complete political separation from Great Britain of a unified Ireland.
• Sinn Féin
  Sinn Féin

  noun

  an Irish republican political movement founded about 1905 and linked to the revolutionary Irish Republican Army: divided into a Provisional and an Official movement since a similar split in the IRA in late 1969

Sinn Fein

American  

[shin feyn] / ˈʃɪn ˈfeɪn /

noun

1. a political organization in Ireland, founded about 1905, advocating the complete political separation from Great Britain of a unified Ireland.

2. a member of this organization.

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Sinn Féin British  

/ ˈʃɪn ˈfeːn /

noun

1. an Irish republican political movement founded about 1905 and linked to the revolutionary Irish Republican Army: divided into a Provisional and an Official movement since a similar split in the IRA in late 1969

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Sinn Fein Cultural  

1. An Irish political party (in Gaelic it means “Ourselves Alone”) that has long combatted Great Britain's influence in Ireland and sought the unification of Northern Ireland with the Irish republic in the south; generally considered the political portion of the Irish Republican Army. One wing of it has engaged in terrorism.

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Other Word Forms

• Sinn Feiner
  noun
• Sinn Feinism
  noun
• Sinn Féiner
  noun
• Sinn Féinism
  noun

Etymology

Origin of Sinn Fein

From Irish sinn f éin “we ourselves”

Example Sentences

See Examples For:

Sinn Fein Sinn Féin

When it was agreed last month by the executive, First Minister Michelle O'Neill said the plan probably could "go further" but denied there was a row between Sinn Fein and the DUP over it.

From BBC ● Jun. 8, 2025

Former Sinn Fein president Gerry Adams, who helped broker the historic peace agreement, was in the gallery at the assembly to see O’Neill’s nomination.

From Seattle Times ● Feb. 3, 2024

Now, for the first time, a Sinn Fein politician holds Northern Ireland’s top political office, a landmark moment for the party and for the broader region as a power-sharing government is restored.

From New York Times ● Feb. 3, 2024

The attack was condemned across all political parties, including the main opposition Sinn Fein.

From Reuters ● Nov. 24, 2023

The Sinn Fein and the Clan-na-Gael, between them, are to assemble the crew.

From The Moonlit Way by Chambers, Robert W. (Robert William)

Sinn Féin assembly member Danny Baker said the "main thoroughfare was shut down by large groups of young people determined to cause chaos and destruction".

From BBC ● Jul. 19, 2026

Sinn Féin has said it intends to submit questions to the assembly on Monday, in relation to the claims aired on the BBC.

From BBC ● Jun. 29, 2026

Sinn Féin MLA Órlaithí Flynn said she was "shocked and saddened to hear of the death of an individual in Dunmurry."

From BBC ● Jun. 28, 2026

Sinn Féin MLA Órlaithí Flynn said she was "shocked and saddened"

From BBC ● Jun. 28, 2026

It is doubtful, however, if the Sinn Féin policy could have continued, after the war had broken out, to escape the hostile attention of England.

From The Sacred Egoism of Sinn Féin by Boyd, Ernest Augustus