v.
Pronunciation: ˌ dis- ə - ' po ̇ int
Function: verb
Etymology: Middle English disapointen to dispossess, from Middle French desapointer, from des- dis- + appointer to arrange ― more at APPOINT
Date: 15th century
transitive verb : to fail to meet the expectation or hope of : FRUSTRATE <the team disappoint ed its fans>
intransitive verb : to cause disappointment <where the show disappoint s most is in the work of the younger generation ― John Ashbery>