bro

noun

ˈbrō 

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

The annual letter is the finance bro equivalent of Oprah’s Favorite Things. —Allison Morrow, CNN Money, 1 Apr. 2025

For Nick Torres, that perfect nemesis is Special Agent Dale Sawyer, and this week on NCIS, our lucky lad gets to be the boss of his belligerent bro. —Sara Netzley, EW.com, 25 Mar. 2025

The finance bro gets the girl and not the mini-Houdini. —Amanda Whiting, Vulture, 23 Mar. 2025

Scott: hyper masculine bro dude guys who just want to do back country or like ride lomers. —Outside Online, 19 Mar. 2025

Word History

Etymology

by alteration

First Known Use

circa 1530, in the meaning defined at sense 1

Phrases Containing bro

• bro-ey

Rhymes for bro

• beau
• beaux
• blow
• boe
• coe
• crow
• doe
• doh
• dough
• eau
• eaux
• faux

Kids Definition

bro

noun

ˈbrō 

1

informal : brother sense 1

2

slang : brother sense 3