undercoated

un·der·coat  (ndr-kt)

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 (-ktng)

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.

Thesaurus

Adj.

1.

undercoated - (of motor vehicles) having a coating of tar or other rustproof material applied to the underside undersealed automotive vehicle, motor vehicle - a self-propelled wheeled vehicle that does not run on rails rustless - without rust