Definitions

1. verb

to fail to satisfy or please; to fail to meet expectations or hopes

“Her new job failed to disappoint her, and she loved working there.”

2. verb

to cause someone to feel let down or disillusioned

“The news of the cancelled concert disappointed many fans.”

3. noun

the act of causing someone to feel let down or disillusioned

“The news was a great disappointment to the fans.”