Definition of oh brother:
°Son of the same parents as another person.
"My parents love me and my younger brother equally, even though he is adopted."
°A male child descended from the same parents.
"He's not a real brother. He's adopted."
°To treat as a brother.
Definition of oh brother:
°Son of the same parents as another person.
"My parents love me and my younger brother equally, even though he is adopted."
°A male child descended from the same parents.
"He's not a real brother. He's adopted."
°To treat as a brother.