Is “Thru” a Scrabble word?
Yes
THRU
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 Thru
/θɹuː/
preposition
1.From one side of an opening to the other.
“I went through the window.”
2.Entering, then later leaving.
“I drove through the town at top speed without looking left or right.”
3.Surrounded by (while moving).
“We slogged through the mud for hours before turning back and giving up.”