disappoint disappearing • disappointed · · · Info · Definitions · Synonyms · Characters · · disappoint · · Text Latin · · Script 10 · · Length 3 · · Syllables Definitions · · · (verb) fail to meet the hopes or expectations of. Synonyms: let down. Example: "Her boyfriend let her down when he did not propose marriage." · · Verb Definition 1 Synonyms · · · let down · · Synonym 1 Characters · · a latin small letter a U+0061 d latin small letter d U+0064 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 s latin small letter s U+0073 t latin small letter t U+0074