#1 powder n. [pulverization, pulverisation] a solid substance in the form of tiny loose particles; a solid that has been pulverized. wn
#2 powder n. [gunpowder] a mixture of potassium nitrate, charcoal, and sulfur in a 75:15:10 ratio which is used in gunnery, time fuses, and fireworks. wn
#3 powder n. any of various cosmetic or medical preparations dispensed in the form of a pulverized powder. wn
#4 powder v. [powderize, powderise, pulverize, pulverise] make into a powder by breaking up or cause to become dust; "pulverize the grains". wn
#5 powder v. apply powder to; "She powdered her nose"; "The King wears a powdered wig". wn
vizzz