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• bro
  bro

  noun

  a brother.
• bro.
  bro.

  abbreviation

  brother.

bro

¹ American  

[broh, bruh] / broʊ, brʌ /

Sometimes bruh

noun

bros plural

1. a brother.

2. a guy or fellow: used as a term of address.

3. a male friend or buddy.

4. a fellow Black male; soul brother.

5. a young, usually white male variously and often negatively characterized as being preppy, party-loving, egotistical, sexist, etc.

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adjective

1. of or relating to bros.

   the bro culture of college athletics.

bro. ² American  

Or Bro.

abbreviation

bros, plural Bros plural

1. brother.

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bro ¹ British  

/ brəʊ /

noun

1. a family member

2. a close associate

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bro ² British  

/ bruː /

noun

1. informal a friend, often used in direct address

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bro. ³ British  

/ brəʊ /

abbreviation

1. brother

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Other Word Forms

Derived Forms

• broish
  adjective

Inflected Forms

Nouns

• bros
  plural

Etymology

Origin of bro

First recorded in 1830–40; reduced form of brother

Example Sentences

Why are you so stuck up like that, bro?’

From Salon • Jun. 24, 2026

Another standout is O.R.B, which pairs squealing guitars with a message of "bro solidarity".

From BBC • Jun. 19, 2026

It also seems fair to demand more of a Senate candidate than of the most reckless bro on the block.

From Slate • Jun. 5, 2026

But if you can dig and play from your soul, this instrument just becomes a vessel of sound and orbit, bro, it’s over.

From Los Angeles Times • May 25, 2026

Genie shot Ernie a Help me out here, bro look, but Ernie took off his sunglasses and pretended he was cleaning them, like that was more important than bailing his brother out.

From "As Brave As You" by Jason Reynolds

Related Words

• buddy
• comrade
• crony
• playmate