Is “Uh” a Scrabble word?
Yes
UH
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 Uh
/ʌː/
noun
1.An occurrence of the interjection "uh".
interjection
1.Expression of thought, confusion, or uncertainty.
“Uh, who was that?”
2.Space filler or pause during conversation.
“Uh, let me see...”