undercoated undercoat • undercoater · · · Info · Definitions · Synonyms · Characters · · undercoated · · Text Latin · · Script 11 · · Length Definitions · · · (verb) cover with a primer; apply a primer to. Synonyms: prime, ground, undercoat. · · Verb Definition 1 (adj) (of motor vehicles) having a coating of tar or other rustproof material applied to the underside. Synonyms: undersealed. · · Adjective Definition 1 Synonyms · · · prime · · Synonym 1 ground · · Synonym 2 undercoat · · Synonym 3 undersealed · · Synonym 4 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075