1cake made with treacle or syrup and flavoured with ginger.
2 [often as modifier] elaborate or ornate decoration, especially on the eaves or porch of a building:a high-gabled gingerbread house
take the gilt off the gingerbread
British make something no longer attractive or desirable.
Middle English (originally denoting preserved ginger), from Old French gingembrat, from medieval Latin gingibratum, from gingiber(see ginger). The change in the ending in the 15th century was due to association with bread
gingerbread in other Oxford dictionaries
Definition of gingerbread in the US English dictionary