partner in crime partner • partnerless · · · Info · Definitions · Synonyms · Characters · · partner in crime · · Text Common · · Latin · · Scripts 16 · · Length 4 · · Syllables Definitions · · · (noun) someone who assists in a plot. Synonyms: confederate, collaborator, henchman, partner in crime. · · Noun Definition 1 Synonyms · · · confederate · · Synonym 1 collaborator · · Synonym 2 henchman · · Synonym 3 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074