Is “Gules” a Scrabble word?
Yes
GULES
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 Gules
/ˈɡjuːlz/
noun
1.The throat; the gullet.
noun
1.Red, e.g. on a coat of arms, typically represented in engraving by vertical parallel lines.
adjective
1.In blazon, of the colour red.
“The symbol of the Red Cross is a cross gules.”