overlayer overlay • overlead · · · Info · Definitions · Synonyms · Characters · · overlayer · · Text Latin · · Script 9 · · Length Definitions · · · (noun) protective covering consisting, for example, of a layer of boards applied to the studs and joists of a building to strengthen it and serve as a foundation for a weatherproof exterior. Synonyms: sheathing, overlay. · · Noun Definition 1 Synonyms · · · sheathing · · Synonym 1 overlay · · Synonym 2 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072 v latin small letter v U+0076 y latin small letter y U+0079