undercoating

[uhn-der-koh-ting]

noun

a protective seal applied to the underside of an automobile to reduce corrosion and vibration.

Origin of undercoating

First recorded in 1920–25; undercoat + -ing¹

undercoat

[uhn-der-koht]

noun

a coat or jacket worn under another.

Zoology. a growth of short fur or hair lying beneath a longer growth.

an undercoating.

a coat of paint or the like applied under the finishing coat.

a paint, sealer, or the like specially prepared for use underneath a finishing coat.

verb (used with object)

to apply an undercoating to.

Origin of undercoat

First recorded in 1640–50; under- + coat

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for undercoating

undercoat

noun

a coat of paint or other substance applied before the top coat

a coat worn under an overcoat

zoology another name for underfur

the US name for underseal

verb

(tr) to apply an undercoat to (a surface)

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012