Definition of egerdouce in US English:

egerdouce

(also egredouce)

noun

historical
  • A sauce made with sweet and sour ingredients; a dish prepared with such a sauce.

Origin

Late Middle English; earliest use found in Diuersa Servicia. Apparently from an unattested Anglo-Norman or Middle French noun *aigre-douce, use as noun of feminine of aigre-doux sweet and sour.