topcoat topchrome • topcoating · · · Info · Definitions · Synonyms · Characters · · topcoat · · Text Latin · · Script 7 · · Length Definitions · · · (noun) a heavy coat worn over clothes in winter. Synonyms: greatcoat, overcoat. · · Noun Definition 1 Synonyms · · · greatcoat · · Synonym 1 overcoat · · Synonym 2 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 o latin small letter o U+006F p latin small letter p U+0070 t latin small letter t U+0074