rookie rooketty-coo • rookish · · · Info · Definitions · Synonyms · Characters · · rookie · · Text Latin · · Script 6 · · Length 1 · · Syllables Definitions · · · (noun) an awkward and inexperienced youth. Synonyms: cub, greenhorn. · · Noun Definition 1 Synonyms · · · cub · · Synonym 1 greenhorn · · Synonym 2 Characters · · e latin small letter e U+0065 i latin small letter i U+0069 k latin small letter k U+006B o latin small letter o U+006F r latin small letter r U+0072