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Brennan

American

[bren-uhn] / ˈbrɛn ən /

noun

William Joseph, Jr., 1906–97, U.S. lawyer and jurist: associate justice of the U.S. Supreme Court 1956–90.

Brennan British

/ ˈbrɛnən /

noun

Christopher John . 1870–1932, Australian poet and classical scholar, disciple of Mallarmé and exponent of French symbolism in Australian verse

"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.

Senior Casey Brennan also knew something about overcoming adversity.

From Los Angeles Times • May 20, 2026

Brennan Gilmore, executive director of Clean Virginia, a political advocacy organization formed to counter Dominion Energy, urged state officials to scrutinize the deal.

From MarketWatch • May 18, 2026

Lyle Brennan is a senior platforms and publishing editor for The Wall Street Journal in London.

From The Wall Street Journal • May 10, 2026

News of diGenova’s appointment comes on the heels of a prosecutor withdrawing from the case, apparently due to doubts she had about prosecuting former CIA director John O. Brennan.

From Salon • Apr. 21, 2026

“Well, you’re welcome to join us, Ms. Brennan, or even just to keep observing. But in this dojo we do ask that you remove your shoes.”

From "Maybe He Just Likes You" by Barbara Dee

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