Is “Brother” a Scrabble word?
Yes
BROTHER
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Brother
/ˈbɹɐðɘ(ɹ)/
noun
1.Son of the same parents as another person.
2.A male having at least one parent in common with another (see half-brother, stepbrother).
3.A male fellow member of a religious community, church, trades union etc.
“I would like to thank the brother who just spoke.”
verb
1.To treat as a brother.
interjection
1.Expressing exasperation.
“We're being forced to work overtime? Oh, brother!”