brother - definition and synonyms

 
 
 
noun [countable] 

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/ˈbrʌðə(r)/
singularbrother
pluralbrothers
  1. 1
    a boy or man who has the same parents as you

    My brother’s name is Brian.

    Do you have any brothers and sisters?

    his younger/older/little brother

     Synonyms and related words
  2. 3
    a man who is connected to you in some way and who you have feelings of friendship towards

    All men are my brothers.

    We pray for all our brothers and sisters abroad.

  3. 4

    brother

    or

    Brother

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

    Brother David