clock in clock golf • clock meter · · · Info · Definitions · Synonyms · Antonyms · Characters · · clock in · · Text Common · · Latin · · Scripts 8 · · Length 2 · · Syllables Definitions · · · (verb) register one's arrival at work. Synonyms: clock in, punch in, clock on. · · Verb Definition 1 Synonyms · · · punch in · · Synonym 1 clock on · · Synonym 2 Antonyms · · · clock out · · Antonym 0 punch out · · Antonym 1 clock off · · Antonym 2 Characters · · space U+0020 c latin small letter c U+0063 i latin small letter i U+0069 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