checksum check stub • check system · · · Info · Definitions · Characters · · checksum · · Text Latin · · Script 8 · · Length 2 · · Syllables Definitions · · · (noun) a digit representing the sum of the digits in an instance of digital data; used to check whether errors have occurred in transmission or storage. · · Noun Definition 1 Characters · · c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 k latin small letter k U+006B m latin small letter m U+006D s latin small letter s U+0073 u latin small letter u U+0075