plural bros
1
informal : brother
… Tommy has a worldview that's larger than his baby bro's.Leah Rozen
2
US slang
a
: a male friend
hanging out with his bros
One quirky edge the Olympics haven't yet sanded away is the habit of extreme athletes to stick together. Like, no matter where we're from, we're all bros. That kind of thing.Devin Gordon et al.
b
used as a friendly way of addressing a man or boy
Hey, bro, what's up?
Catch you later, bro.
c
: a young male who is part of a group of similar male friends stereotypically characterized as hearty, athletic, self-confident, party-loving, etc.
The recent season of "Project Greenlight," on HBO, made explicit how resistant to race talk Hollywood can be, a stifling culture of bros bonding with mirror versions of themselves.Emily Nussbaum
These were nerds who could pass for bros on a dorm-room sofa …Ben McGrath
often used before another noun
It's the continuation of the bro culture. In my experience, in this world right now, white guys have an advantage. In their training, they've been given access and tools that I haven't. White men get behind each other and empower themselves.Tanya Holland

Examples of bro 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.
Bores, once an engineer at Palantir (the AI company involved in helping ICE), has earned the ire of his former bosses, and other tech bro heavyweights, by forcefully campaigning on regulation. Los Angeles Times, 19 Feb. 2026 Trump popped up on bro podcasts with Joe Rogan, Theo Von, Adin Ross, and Lex Fridman, as well as on shows such as Full Send and All-In. Sarah Longwell, The Atlantic, 16 Feb. 2026 The film is incredibly, even magnificently, stylish, but beyond its initial presentation, there just isn’t very much guiding the story in any novel or exciting ways — beyond, perhaps, thematic echoes of how the less prim-and-proper tech bros of today might be pulling a fast one too. Siddhant Adlakha, Variety, 15 Feb. 2026 The once-esoteric field is now attracting tech bros, venture capitalists and philanthropists like Bill Gates. Frances Stead Sellers, Washington Post, 7 Feb. 2026 See All Example Sentences for bro

Word History

Etymology

by alteration

First Known Use

circa 1530, in the meaning defined at sense 1

Time Traveler
The first known use of bro was circa 1530

Browse Nearby Words

Cite this Entry

“Bro.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bro. Accessed 28 Feb. 2026.

Kids Definition

bro

noun
1
informal : brother sense 1
2
slang : brother sense 3
Last Updated: - Updated example sentences
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