colour bar colour • colour blindness · · · Info · Definitions · Synonyms · Characters · · colour bar · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) barrier preventing blacks from participating in various activities with whites. Synonyms: color bar, colour bar, color line, colour line, Jim Crow. · · Noun Definition 1 Synonyms · · · color bar · · Synonym 1 color line · · Synonym 2 colour line · · Synonym 3 jim crow · · Synonym 4 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 l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072 u latin small letter u U+0075