1. The application of joint compound, also known as mud, in a series of thin coats, to drywall panels. 2. Application of a layer of weld metal alloy to metal surfaces before the joint is welded so that the alloy in the weld zone is not diluted by the base metal being welded. 3. Applying mortar to brick or block prior to seeing it in position.

Placing mortar on stone with a trowel before setting into place.

in masonry, coating the brick or stone partially with mortar before laying it.

The act of spreading a bond coat to the back of ceramic tile immediately before the tile is installed on a surface.

Placing mortar on a masonry unit with a trowel.

Placing mortar on a masonry unit using a trowel.

This refers to the spreading of a bond coat to the backside of the ceramic tile body.

1. Spreading mortar on a masonry unit before it is laid. 2. The spreading of a bond coat to the backs of ceramic tile just before the tile is placed. 3. See Surfacing.