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.

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

Higgo was due to tee off at 07:18 alongside American pair Shaun Micheel and Michael Brennan at the Pennsylvania course.

From BBC • May 14, 2026

“Our best advice is to make direct contact, outside of social media channels, with the organization you’re seeking help from,” said Kevin Brennan, vice president for media relations at Catholic Charities.

From Salon • May 2, 2026

Add a name to the list that includes FBI chief James Comey, CIA chief John Brennan and others.

From The Wall Street Journal • Apr. 21, 2026

But Mr. Brennan didn’t reach for the package.

From "Nory Ryan’s Song" by Patricia Reilly Giff

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