noun
Common
bro
BROH
Bro (noun) means an informal word for "brother," used for a male sibling or close friend. Example: “My bro is picking me up from the airport.”
noun
1
An informal word for "brother," used for a male sibling or close friend.
"My bro is picking me up from the airport."
"Thanks for the help, bro."
"My little bro borrowed my bike again without asking me first."
2
A young man associated with fraternity or gym culture, often used slightly mockingly.
"The gym was full of bros comparing lifts."
"A group of bros in matching vests argued loudly about protein shakes."
"He rolled his eyes at the bro next to him, who kept filming his workout."
How to use bro
Learner’s notesIn plain EnglishCasual slang for "brother" or a close male friend; can also describe a certain macho, gym-and-fraternity social type.
When to use it
Very informal — used in casual speech, not formal writing.
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Word forms
- Plural
- bros
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My _____ is picking me up from the airport.
Etymology
A casual clipping of "brother," first common in informal American English.
Related words
Frequently asked questions
What does “bro” mean?
The word “bro” means an informal word for "brother," used for a male sibling or close friend. In plain terms, casual slang for "brother" or a close male friend; can also describe a certain macho, gym-and-fraternity social type.
How do you pronounce “bro”?
“Bro” is pronounced BROH (/ˈbɹoʊ̯/ in IPA).
How do you use “bro” in a sentence?
Here is “bro” used in a sentence: “My bro is picking me up from the airport.”
What part of speech is “bro”?
“Bro” is a noun.
Is “bro” a common word?
“Bro” is a fairly common word in modern English.
How many meanings does “bro” have?
“Bro” has 2 distinct senses listed in this dictionary. The most common is: an informal word for "brother," used for a male sibling or close friend.
What is the difference between 'bro' and 'brother'?
'Bro' is the casual, shortened form of 'brother'. Both can mean a male sibling, but 'bro' is far more relaxed and is often used for a close male friend rather than family. 'Brother' is the standard word and also carries formal, religious, and figurative meanings that 'bro' does not.
Is 'bro' formal or informal?
'Bro' is very informal. It belongs to friendly, casual speech and is used to address or refer to a male friend or sibling. Avoid it in professional or formal settings, where 'brother', a name, or another term is more appropriate. Its whole appeal lies in sounding easy and matey.
What does it mean when someone calls you 'bro'?
Being called 'bro' usually signals friendliness and closeness, treating you like a brother or a good mate. It is a warm, casual term used mostly among men, though not always. Tone matters, though — depending on how it is said, it can occasionally sound dismissive rather than affectionate.
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