Definition of "undercoating" [undercoating]

• A coat of paint or other material applied onto a surface before that of a topcoat; an undercoat (noun)
• Present participle of undercoat. (verb)

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• "The challenge becomes getting the function you need with beauty you desire, without buying the undercoating and custom floor mats. morning fizzy"
• "A: I don't think undercoating is the answer, but you may want to have the suspension checked for wear and proper alignment."
• "Do you think application of an after-market undercoating would quiet a new model which is reportedly as noisy as ours?"