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undercoating
un·der·coat U0049100 (ŭn′dər-kōt′)n.1. A coat worn beneath another coat.2. A covering of short hairs lying underneath the longer outer hairs of an animal's coat.3. also un·der·coat·ing (-kō′tĭng)a. A coat of sealing material applied to a surface before the outer coats, as of paint, are applied.b. The sealing material used for this purpose.c. A tarlike substance sprayed on the underside of a vehicle to prevent rusting.tr.v. un·der·coat·ed, un·der·coat·ing, un·der·coats To apply an undercoat to.undercoating (ˈʌndəˌkəʊtɪŋ) n (Building) another word for undercoat1, undercoat4un•der•coat•ing (ˈʌn dərˌkoʊ tɪŋ)
n. a protective seal applied to the underside of an automobile. [1920–1925] undercoating
undercoating[′ən·dər‚kōd·iŋ] (materials) A waterproof protective coating applied to the underside of a vehicle to resist corrosion. A coat of paint over which another coat is applied. Also known as undercoat. ThesaurusSeeundercoat |