There are many ways one might use the term 'crestfallen.' The definition of the word 'crestfallen' means for one to feel sad or disappointed. Crestfallen could also be used to replace dejected.
Crestfallen means dejected or disappointed
disappointed
After losing the ballgame, I felt hollow, depressed and crestfallen.
The entire team came back looking crestfallen after losing the championship game.
Cockfighting
It relates to the days of jousting, when the losing protagonist was knocked from his horse, along with his shield or 'crest' hence, crestfallen.
crestfallen, despondent, disconsolate, heartsick, heartsore,woebegone, woeful, wretchedAnswerDevastated.
The Crestfallen was created in 1992-06.
Mary's crestfallen face was surprisingly cute.
I felt really crestfallen after knowing that i have failed my examinations.
The word despondent is an adjective. It means to be in low spirits due to a loss.
Crestfallen - 2011 was released on: USA: 1 August 2011