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brother

US //ˈbɹəðɝ// UK //bɹˈʌðɐ// broth·er
  1. 1 male sibling (n.)
    A1 Beginner

    a boy or man who has the same parents as you.

    a male person in relation to other children of the same parents.

    Example

    My older brother helped me with my math homework last night.

    Example

    Although they are twins, my brother and I have developed vastly different professional interests over the years.

  2. 2 religious member (n.)
    B2 Upper Intermediate Formal Religion

    a man who belongs to a religious group, like a monk.

    a male member of a religious order who has not been ordained as a priest.

    Example

    The brothers at the monastery spend their mornings in quiet prayer.

    Example

    Brother Thomas has dedicated his life to the service of the poor within the local parish community.

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  1. 3 close friend or ally (n.)
    B1 Intermediate Informal

    a man who shares the same ideas, goals, or background as you.

    a male comrade or associate linked by a common cause, ethnicity, or shared experience.

    Example

    We have been through a lot together; he is like a brother to me.

    Example

    The soldiers viewed each other as brothers after enduring the hardships of the winter campaign together.

  2. 4 informal address (n.)
    B2 Upper Intermediate Informal Slang

    a friendly way to talk to another man.

    a familiar or colloquial form of address used between men, often implying solidarity.

    Example

    Hey brother, can you tell me the way to the train station?

    Example

    Listen, brother, I appreciate the advice, but I need to make this decision on my own.

  3. 5 expressing annoyance (interj.)
    B2 Upper Intermediate Informal American English

    a word you say when you are annoyed or surprised.

    an exclamation used to express frustration, exasperation, or disbelief.

    Example

    Oh brother, I forgot my keys in the car again.

    Example

    Oh brother, not another meeting about the office coffee machine.

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