The term WALL COAT can be summarized as a PAINT job that is applied to walls. It is a type of coating that is used to protect the walls from damage and to give them a decorative look. The crossword solution for this term is PAINT, which is a five-letter word. PAINT is a liquid that is applied to surfaces in order to give them color and protection. Wall coat is a specific type of PAINT job that is used to cover walls.