bond coat

bond coat

[′bänd ‚kōt] (materials) A coat of bonding agent or plaster applied to a surface to provide a bond for succeeding coats of plaster. A coat of primer applied to a surface to act as a sealer or to ensure adhesion of paint to the surface.

bond coat

1. A coat of bonding agent or plaster to provide a bond for succeeding coats of plaster. 2. A coat of primer used as a sealer or to ensure adhesion of the paint to the surface.