blacken out blackening • blacker · · · Info · Definitions · Synonyms · Characters · · blacken out · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (verb) darken completely. Synonyms: black out, blacken out. Example: "The dining room blackened out." · · Verb Definition 1 Synonyms · · · black out · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 e latin small letter e U+0065 k latin small letter k U+006B l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074 u latin small letter u U+0075