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Definition of topcoat

topcoat

/ˈtɑːp.koʊt/
top · coat
Plural:topcoats
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topcoat Lexical Profile

topcoat Game Scores & Validity

• noun

1

The final, outermost layer of paint, varnish, or protective coating applied to a surface.

Example

"After applying the primer and letting it dry, she carefully brushed on a glossy polyurethane topcoat."

2

A lightweight overcoat worn as an outermost garment, typically in cooler weather.

Example

"He wore a sharp wool topcoat over his tailored suit to keep the autumn chill at bay."

Synonyms
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Antonyms
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• Nearby Words

toothpick
top
topaz
topcoat
topeka
topi
topminnow

Word Origin & Etymology

Formed as a compound of 'top' and 'coat'. First recorded in the late 17th century to describe an outer garment, and later adapted to describe the final layer of paint or finish.

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Topcoat. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/topcoat
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