first·born | \ˈfərs(t)-ˈbȯrn \

Definition of firstborn 

: first brought forth : eldest

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Other Words from firstborn

firstborn noun

Examples of firstborn in a Sentence

Recent Examples on the Web

The new parents, who have been dating since April 2017, welcomed their firstborn on Feb 1. Aurelie Corinthios,, "Kylie Jenner Sings Along Backstage at Boyfriend Travis Scott's Concert in Cannes," 21 June 2018 Prince George After eleven hours of labor, Kate and William welcomed their firstborn, His Royal Highness Prince George Alexander Louis of Cambridge, at 4:24 PM on July 22, 2013 at the Lindo Wing of St. Mary's Hospital in West London. Megan Decker, Harper's BAZAAR, "Everything You Need To Know About Prince William and Kate Middleton's Children," 23 Apr. 2018 My firstborn Howard recently celebrated his 60th birthday. Stephanie Nolasco, Fox News, "'Three's Company' actor Peter Mark Richman reveals what it was like working with Suzanne Somers, Sophia Loren," 1 June 2018 Catelynn and Tyler Baltierra are celebrating their firstborn daughter on her 9th birthday! Alexia Fernandez,, "Catelynn & Tyler Baltierra Celebrate Daughter Carly, Who They Placed for Adoption, on Her Birthday," 18 May 2018 Khloe is celebrating her first birthday as a mother, as her firstborn True Thompson is just two months old. Heran Mamo, Billboard, "Kim Kardashian Shares a Cute Birthday Pic for Khloe With Their New Babies: 'I Love Seeing You as a Mom'," 27 June 2018 Six of the seven patients were firstborn children, and none attended day care in the first year of life. Melissa Healy,, "New 'unified theory' of childhood leukemia raises possibility of preventing the disease," 23 May 2018 The United Kingdom got rid of their primogeniture law in 2011, declaring that William and Kate Middleton’s firstborn child, boy or girl, would be the next ruler of England. Elise Taylor, Vogue, "Another Japanese Princess Has Chosen Love Over Her Royal Title," 26 June 2018 Jamie Bernstein, Leonard Bernstein’s firstborn daughter, has written a memoir of her family, a family that her overwhelming dad—loving, inspired, and sometimes insufferable—dominated for decades. David Denby, The New Yorker, "Leonard Bernstein Through His Daughter’s Eyes," 16 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'firstborn.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of firstborn

14th century, in the meaning defined above

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Statistics for firstborn

Last Updated

10 Sep 2018

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Time Traveler for firstborn

The first known use of firstborn was in the 14th century

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English Language Learners Definition of firstborn

: born first

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one that holds something together

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