pinchbeck adjective 2noun 1forms 3 adjective2 •Made of pinchbeck.on the inside were suspended a variety of watches, pinchbeck, silver, and one or two of gold — 1846 •Sham; spurious, artificial; being a cheap substitution; only superficially attractive.Where, in these pinchbeck days, can we hope to find the old agricultural virtue in all its purity? — 1860 noun1 •An alloy of copper and zinc once used as imitation gold for cheap jewelry. formspinchbecks · more pinchbeck · most pinchbeck