[Fr., from potee, from pot, pot; what was formerly called putty being a substance resembling what is now called putty powder, and in part made of the metal of old pots.] A mixture of whiting or soft carbonate of lime and linseed oil, beaten to the consistence of dough, and used in fastening glass in sashes, and for filling up crevices, etc. Putty powder is an oxide of tin, or of tin and lead in various proportions, used in polishing glass, metals, and precious stones.