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Synonyms

first-born

British  

adjective

  1. eldest of the children in a family

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. the eldest child in a family

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

For a generation, Latinos name their first-born sons Esteban in his honor.

From Los Angeles Times • Dec. 31, 2025

Naturally, Sybil can’t stand the thought of her first-born child limiting his worldview, especially because Everett was the one to expand hers.

From Salon • Oct. 15, 2025

"My first-born baby will always be in our minds and in our hearts," she added.

From BBC • Feb. 21, 2025

They did not find the same result in boys or daughters who were not first-born.

From Science Daily • Feb. 20, 2024

Perhaps Juana had sucked out the poison in time, but she had not sucked out her worry over her first-born.

From "The Pearl" by John Steinbeck

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.