waterproofed waterproof • waterproofer · · · Info · Definitions · Synonyms · Characters · · waterproofed · · Text Latin · · Script 12 · · Length 3 · · Syllables Definitions · · · (verb) make watertight. Synonyms: waterproof. Example: "Waterproof the coat." · · Verb Definition 1 (adj) not permitting the passage of water. Synonyms: rainproof, waterproof. · · Adjective Definition 1 Synonyms · · · rainproof · · Synonym 1 waterproof · · Synonym 2 Characters · · a latin small letter a U+0061 d latin small letter d U+0064 e latin small letter e U+0065 f latin small letter f U+0066 o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 w latin small letter w U+0077