1 of 2


birth·​er ˈbər-thər How to pronounce birther (audio)
variants or less commonly Birther
plural birthers also Birthers
: a person who adheres to birtherism


2 of 2


: of or relating to birthers or birtherism
birther beliefs
the birther movement

Examples of birther in a Sentence

Recent Examples on the Web
As Mexico is roiled by a 'birther' crisis, 'Claudia the Mexican' fights back Mexico’s rapid progress on gender equality is rooted in its transition from an authoritarian state to a multiparty democracy. David Agren, Washington Post, 7 Sep. 2023 To what extent did women and birthers believed these forces shaped their births and pregnancies. Allison Yarrow, ELLE, 24 July 2023 The Rise and Life of a True African Scholar Reuters, April 13, Fact Check-Obama’s father’s passport circulates online and reignites ‘birther’ conspiracy Thank you for supporting our journalism. Nate Trela, USA TODAY, 18 Apr. 2023 The body knows what to do, and interventions—like electronic monitoring, vaginal exams, labor induction, episiotomy, and epidurals—impede birth from unfolding as nature intends, a free birther would argue. Rebecca Grant, Marie Claire, 9 June 2021 Every last one of @realdonaldtrump’s 47,000 tweets vanished from the site in an instant, from the birther lies and election conspiracy theories to the 2016 taco bowl tweet. Michael Luca, Wired, 20 Jan. 2021 The thinking seems to be that one conspiracy theory engenders another, so that one conspiracist (a birther) will generate new conspiracies (Bin Laden isn't dead!). Chris Mooney, Discover Magazine, 2 May 2011
Donald Trump, the front-runner in the Republican Party, helped push this birther movement for years, including well into his presidency. Adrienne Mahsa Varkiani, The New Republic, 25 July 2023 Trump's birther accusations — against both Obama and Harris — suggested his Democratic opponents as foreign to America in spirit, if not in constitutional truth. Joel Mathis, The Week, 25 Apr. 2022 To understand why some Black men would be drawn to a president who has expressed racist sentiments, stoked white grievances for political gain and was the political face of the birther lie against America’s first Black president, is to grapple with the complexity of the Black experience. Nick Corasaniti, New York Times, 31 Oct. 2020 But as Obama’s presidency moved forward, a birther movement largely sponsored and fueled by Donald Trump gathered national attention. Arkansas Online, 11 Oct. 2020 No, Clinton didn't start the birther thing. Sudiksha Kochi, USA TODAY, 22 Apr. 2011 In the birther lie Trump promoted before his presidency, Barack Obama was an outsider. Calvin Woodward, Ellen Knickmeyer and David Rising, Anchorage Daily News, 11 Sep. 2021 So yes: Duckworth would've faced birther accusations from Republicans. Joel Mathis, The Week, 25 Apr. 2022 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'birther.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History



birth entry 1 + -er entry 2


from attributive use of birther entry 1

First Known Use


2006, in the meaning defined above


2008, in the meaning defined above

Time Traveler
The first known use of birther was in 2006

Dictionary Entries Near birther

Cite this Entry

“Birther.” Dictionary, Merriam-Webster, Accessed 3 Dec. 2023.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!