To cover or coat something with plaster; to render.
to plaster a wall
To apply a plaster to.
to plaster a wound
To smear with some viscous or liquid substance.
Her face was plastered with mud.
To hide or cover up, as if with plaster; to cover thickly.
The radio station plastered the buses and trains with its advertisement.
To smooth over.
Coated with plaster
The old home had plastered walls rather than drywall.
Drunk, intoxicated
The only way he could deal with the grief following his wife's death was to get so plastered that he passed out.