Definitions
1.NounA thin layer of gold applied to the surface of an object, often by an electrolytic method.
2.NounUsed other than figuratively or idiomatically: see gold, plate.
3.VerbTo apply gold plate to an object, to plate with gold.
4.VerbOf a project, to incorporate costly or otherwise excessive features or refinements unnecessarily, to overengineer.
5.VerbOf a law, regulation, etc., to embellish, to extend beyond its intended scope, especially so as to become stifling, or rigid and inflexible.