Definition of ermines in English:

ermines

noun

Heraldry
  • [mass noun] Fur resembling ermine but with white spots on a black ground.

    • ‘A field of ermines (or counter-ermine) is sable with argent spots.’
    • ‘Variations are ermines, being white spots on a black field, and erminites which are the same as ermines but with the addition of a red hair on each side of the black.’

Origin

Mid 16th century: perhaps from Old French hermines, plural of herminet, diminutive of hermine ermine.

Pronunciation

ermines

/ˈəːmɪnz/