sixpenny adjective 2noun 2forms 1 adjective2 •Worth or costing six pennies.So was the glance of innocent inquiry she cast at Miss Gimblet and her friend, a glance that priced with deadly accuracy their three and sixpenny shoes and their two and elevenpenny blouses. — 1913 •(old-fashioned) Cheap; worthless. noun2 •A publication costing sixpence. •A stamp worth sixpence. formssixpennies