sleeping partner sleepingly • sleeping pill · · · Info · Definitions · Synonyms · Characters · · sleeping partner · · Text Common · · Latin · · Scripts 16 · · Length 4 · · Syllables Definitions · · · (noun) a partner (who usually provides capital) whose association with the enterprise is not public knowledge. Synonyms: silent partner, sleeping partner. · · Noun Definition 1 Synonyms · · · silent partner · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074