disappointed at (someone or something)

disappointed at (someone or something)

Disheartened or upset by someone or something. I know that my parents are very disappointed at my report card this semester.

See also: disappointed

Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

disappointed at someone or something

 and disappointed in someone or something

becoming sad because of someone or something. I am really disappointed at what you did. I am very disappointed in you. That was a terrible thing to do. They were disappointed in the outcome.

See also: disappointed

McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.