A hollow form or matrix for shaping a fluid or plastic substance. A frame or model around or on which something is formed or shaped. Something that is made in or shaped on a mold. The shape or pattern of a mold. General shape or form: the oval mold of her face. Distinctive character or type: a leader in the mold of her predecessors. A fixed or restrictive pattern or form: a method of scientific investigation that broke the mold and led to a new discovery. Architecture See molding. To shape in or on a mold. To form into a particular shape; give shape to. To guide or determine the growth or development of; influence: a teacher who helps to mold the minds of his students. To fit closely by following the contours of. To make a mold of or from (molten metal, for example) before casting. To ornament with moldings. To be shaped in or as if in a mold: shoes that gradually molded to my feet. Any of various fungi that often cause disintegration of organic matter. The growth of such fungi. To become moldy. Loose friable soil, rich in humus and fit for planting. Chiefly British The earth; the ground. Chiefly British The earth of the grave. Archaic Earth as the substance of the human body.