firstborn

adjective

first·​born ˈfərs(t)-ˈbȯrn How to pronounce firstborn (audio)
: first brought forth : eldest
firstborn noun

Examples of firstborn in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In 2018, Robyn revealed her firstborn was off to college with a sweet Instagram post. Karli Bendlin, People.com, 20 Apr. 2025 Gia Giudice Gia may be known as Teresa Giudice’s firstborn, but this Real Housewives of New Jersey daughter has been in the Bravo spotlight since childhood. Gina Ragusa, EW.com, 8 Apr. 2025 Two kids were missing from the Aspen fun, which include Nicole Dean, the only girl of the bunch based in London, Swizz’s firstborn, Prince Nasir. Elizabeth Ayoola, Essence, 3 Apr. 2025 Finally, God had no choice but to intend to kill the firstborn of both man and beast. Holly Rizzuto Palker, Parents, 27 Mar. 2025 See All Example Sentences for firstborn

Word History

First Known Use

14th century, in the meaning defined above

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

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Cite this Entry

“Firstborn.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/firstborn. Accessed 28 Apr. 2025.

Kids Definition

firstborn

adjective
first·​born ˈfərs(t)-ˈbȯ(ə)rn How to pronounce firstborn (audio)
: born first : eldest
firstborn noun

More from Merriam-Webster on firstborn

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