Meaning

• 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.

Meaning

• 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."