Crossword Genius

It's used to cover walls and ceilings (7)

Ross

I believe the answer is:

plaster

(Other definitions for plaster that I've seen before include "One to cover wall, wound" , "A paste; a dressing" , "Stuff that sticks on ceilings or wounds" , "Substance for coating walls" , "Adhesive material" .)

I've seen this clue in The Irish Times.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.