Home › Words › M › monocoatmonocoatmonocoat means A topcoat used to finish a surface and not followed by the application of a clearcoat.EtymologyFrom mono- + coat.nounA topcoat used to finish a surface and not followed by the application of a clearcoat.e.g.“Identification of some organic pigments used in red and brown nonmetallic and metallic monocoats – quinacridones.” — 2001, Brian Caddy, Forensic Examination of Glass and Paint, page 272:verbTo apply this kind of coating to.Definitions & examples from Wiktionary (CC BY-SA 3.0).