Is “Moo” a Scrabble word?
Yes
MOO
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 Moo
/muː/
noun
1.The characteristic lowing sound made by cattle.
2.A foolish woman.
“You silly moo! What did you do that for?”
verb
1.Of a cow or bull, to make its characteristic lowing sound.
Synonyms: low
interjection
1.The characteristic sound made by a cow or bull.