下した塗ぬり

noun, noun or participle which takes 'suru', transitive verb

undercoat; first coating; priming coat

Refers to the initial layer of paint, plaster, or similar material applied before the finish coat. Used both as a noun and as a suru-verb.

• 壁かべに下した塗ぬりをしてから、本ほん塗ぬりに入はいります。

  After applying the undercoat to the wall, we'll proceed with the final coat.

• まず下した塗ぬりをしっかり乾かわかしてください。

  First, let the undercoat dry thoroughly.