Is “Slewing” a Scrabble word?
Yes
SLEWING
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 Slewing
verb
1.To rotate or turn something about its axis.
2.To veer a vehicle.
3.To insert extra ticks or skip some ticks of a clock to slowly correct its time.