Is “Sipes” a Scrabble word?
Yes
SIPES
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 Sipes
noun
1.Slit in a tire to drain away surface water and improve traction.
2.A drain.