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 nounIt'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
Cite this Entry
“Bro.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bro. Accessed 15 Oct. 2026.
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