1
: a violent secret fraternal society founded in 1915 in Georgia to maintain white Protestant cultural and political power
also : any one of more than 20 hate (see hate entry 1 sense 1c) groups that associate themselves with the Ku Klux Klan
2
: a violent post-Civil War secret society founded in Tennessee in 1866 to upend the Black political and social power that was being established during Reconstruction

Note: This Ku Klux Klan had largely dissolved by the end of the 1870s.

Examples of Ku Klux Klan in a Sentence

Recent Examples on the Web
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In 1871, the Senate created a select committee to investigate Ku Klux Klan violence during Reconstruction. — Gibbs Knotts, The Conversation, 4 Nov. 2026 Collins’s campaign also faced allegations last month that two campaign volunteers had ties to a white nationalist group founded by a former Ku Klux Klan leader. — Mabinty Quarshie, The Washington Examiner, 2 Nov. 2026 Police and the El Paso, Texas, branch of the NAACP are condemning a group of people, possibly including youths, who were shown wearing Ku Klux Klan-style white robes and hoods in viral social media videos. — Dennis Romero, NBC news, 27 Oct. 2026 By the 1920s, it was estimated that one out of seven Long Islanders belonged to the Ku Klux Klan. — Jason Motlagh, Rolling Stone, 22 Oct. 2026 See All Example Sentences for Ku Klux Klan

Word History

First Known Use

1867, in the meaning defined at sense 2

Time Traveler
The first known use of Ku Klux Klan was in 1867

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Cite this Entry

“Ku Klux Klan.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Ku%20Klux%20Klan. Accessed 9 Nov. 2026.

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