crossbar crossband • crossbeak · · · Info · Definitions · Characters · · crossbar · · Text Latin · · Script 8 · · Length Definitions · · · (noun) a horizontal bar that goes across something. · · Noun Definition 1 (noun) game equipment consisting of a horizontal bar to be jumped or vaulted over. · · Noun Definition 2 (noun) long thin horizontal crosspiece between two vertical posts. · · Noun Definition 3 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073