Is “Guru” a Scrabble word?
Yes
GURU
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 Guru
/ɡʊˈɹuː/
noun
1.A Hindu or Sikh spiritual teacher.
2.(sometimes humorous) An influential advisor or mentor.