brother

US /ˈbrʌðɚ/

UK /ˈbrʌðə(r)/

A1

noun

  • A term of address to a male, especially among African Americans.
  • A male fellow member of a group or organization.
  • A male sibling.
  • A male member of a religious order.
  • A boy or man who shares a parent with you

Examples

The boys are so close, they're like brothers.

She wrote daily to her beloved brother, Leo.