American Dictionary

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Definition brother in American English

brother noun

[countable] noun
/ˈbrʌðər/
1

a boy or man who has the same parents as you

Example

My brother's name is Brian.

Example

Do you have any brothers and sisters?

Example

his younger/older/little brother

Synonyms and related words
2

used for talking in a friendly way to a man

Synonyms and related words
2.1

used, especially by black people, for talking about a black man

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3

a man who is connected to you in some way and who you have feelings of friendship toward

Example

All men are my brothers.

Example

We pray for all our brothers and sisters abroad.

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4

a man who is a member of a religious group, especially a monk

Example

Brother David

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5

used by men who belong to a labor union for talking to or referring to other men who are members

Synonyms and related words
Definition brother in American English