junk mail junk heap • junk peddler · · · Info · Definitions · Characters · · junk mail · · Text Common · · Latin · · Scripts 9 · · Length 2 · · Syllables Definitions · · · (noun) third-class mail consisting of advertising and often addressed to `resident' or `occupant'. Synonyms: junk mail. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 i latin small letter i U+0069 j latin small letter j U+006A k latin small letter k U+006B l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E u latin small letter u U+0075