What does disappointed mean?
"Disappointed" is an adjective describing the sadness or dissatisfaction felt when something hoped for or expected fails to materialise or falls short of anticipation. It is one of the most frequently used words in English for expressing emotional letdown, applying equally to people (a disappointed fan, a disappointed parent), to expressions and tones (a disappointed sigh), and to outcomes or experiences (a disappointing result, though this adjectival use shades toward "disappointing"). The word is grammatically flexible: it commonly takes the prepositions "with", "in", or "about", or is followed by a "that"-clause or infinitive. Register-neutral, it appears comfortably in both casual conversation and formal writing. Emotionally, it occupies a middle ground — stronger than mere regret, yet milder than devastation or heartbreak — which makes it a precise and versatile choice for describing everyday setbacks, unfulfilled hopes, and quiet moments of disillusionment.
Feeling sad or dissatisfied because something expected or hoped for did not happen or proved less satisfying than anticipated.
"Fans were disappointed by the band's decision to cancel the tour."
Commonly followed by "with", "in", "about", "at", or a "that"-clause; "in" typically introduces a person, while "with" usually introduces a thing or outcome.
(Of a look, tone, or manner) showing or conveying a sense of sadness at unfulfilled expectations.
"She gave him a disappointed glance before walking away."
Often used attributively in this sense, modifying nouns like "look", "sigh", "voice", or "expression".
The word "disappointed" literally contains the idea of an appointment gone wrong — from Latin roots meaning "to fail to keep an appointment."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of disappointed
"Disappointed" derives from the verb "disappoint", which entered English in the early 16th century from the French "désappointer". This traces back to the Latin prefix "dis-" (expressing reversal or negation) combined with "appuntare", itself rooted in "ad-" (to) plus "punctum" (a point), the same root that gives English "point", "punctual", and "puncture". The original sense related to failure of appointment or arrangement — literally being deprived of what had been appointed or set aside. Over time, the meaning broadened from the failure of a specific appointment to any failure of expectation, and the participial adjective "disappointed" became the standard way to describe the resulting emotion. Cognates appear across Romance languages, including French "désappointé" and Italian "disappunto".
Related word forms
How disappointed is actually used
"Disappointed" is neutral in register and appropriate in both formal and informal contexts. It is typically followed by "with", "in", "about", or "that"-clauses ("disappointed with the service", "disappointed in her behaviour"). The preposition "in" often suggests disappointment with a person, while "with" more commonly introduces things or outcomes. It carries an emotional but not extreme connotation — stronger than mild regret, less intense than devastated or heartbroken.
Easily confused with disappointed
"Unappointed" means not assigned to a position or role, whereas "disappointed" describes the feeling of being let down when expectations are not met.