brother

Definitions of brother
  1. noun
    a male with the same parents as someone else
    “my brother still lives with our parents”
    synonyms: blood brother
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    Antonyms:
    sis, sister
    a female person who has the same parents as another person
    types:
    big brother
    an older brother
    little brother
    a younger brother
    half brother, half-brother, stepbrother
    a brother who has only one parent in common with you
    type of:
    male sibling
    a sibling who is male
  2. noun
    a close friend who accompanies his buddies in their activities
    synonyms: buddy, chum, crony, pal, sidekick
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    types:
    cobber
    Australian term for a pal
    type of:
    friend
    a person you know well and regard with affection and trust
  3. noun
    a male person who is a fellow member (of a fraternity or religion or other group)
    “none of his brothers would betray him”
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    types:
    Freemason, Mason
    a member of a widespread secret fraternal order pledged to mutual assistance and brotherly love
    Knight Templar
    a man who belongs to a Masonic order in the United States
    type of:
    fellow member, member
    one of the persons who compose a social group (especially individuals who have joined and participate in a group organization)
  4. noun
    used as a term of address for those male persons engaged in the same movement
    synonyms: comrade
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    type of:
    friend
    a person you know well and regard with affection and trust
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