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.”

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.”