definition of
plaster

[1] #1 plaster n. a mixture of lime or gypsum with sand and water; hardens into a smooth solid; used to cover walls and ceilings. wn

[2] #2 plaster v. [plaster over, stick on] apply a heavy coat to. wn

[3] #3 plaster v. [beplaster] cover conspicuously or thickly, as by pasting something on; "The demonstrators plastered the hallways with posters"; "She let the walls of the apartment be beplastered with stucco". wn

[4] #4 plaster n. [plaster of Paris] any of several gypsum cements; a white powder (a form of calcium sulphate) that forms a paste when mixed with water and hardens into a solid; used in making molds and sculptures and casts for broken limbs. wn

[5] #5 plaster n. [poultice, cataplasm] a medical dressing consisting of a soft heated mass of meal or clay that is spread on a cloth and applied to the skin to treat inflamed areas or improve circulation etc.. wn