Definition of gules in English:

gules

noun

mass noun
  • Red, as a heraldic tincture.

    postpositive ‘sword and long cross gules’
    • ‘Red (‘gules’) can be any shade of red, but cannot be replaced by another colour.’
    • ‘He bore a shield of silver, stencilled with gules.’
    scarlet, vermilion, ruby, ruby-red, ruby-coloured, cherry, cherry-red, cerise, cardinal, carmine, wine, wine-red, wine-coloured, claret, claret-red, claret-coloured, blood-red
    View synonyms

Origin

Middle English: from Old French goles (plural of gole ‘throat’, from Latin gula), used to denote pieces of red-dyed fur used as a neck ornament.

Pronunciation

gules

/ɡjuːlz/