subscriber line subscriber • subscribership · · · Info · Definitions · Synonyms · Characters · · subscriber line · · Text Common · · Latin · · Scripts 15 · · Length 4 · · Syllables Definitions · · · (noun) a telephone connection. Synonyms: telephone line, phone line, telephone circuit, subscriber line, line. · · Noun Definition 1 Synonyms · · · telephone line · · Synonym 1 phone line · · Synonym 2 telephone circuit · · Synonym 3 line · · Synonym 4 Characters · · space U+0020 b latin small letter b U+0062 c latin small letter c U+0063 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075