your face falls

face falls

To look or feel suddenly disappointed or disheartened, especially after being very hopeful or optimistic before. My face fell when I saw that the meal I'd spent all day preparing had burned in the oven. I could see their faces fall when I told them how much it would cost to process the application.
See also: face, fall

your face ˈfalls

you suddenly look disappointed or upset: He was quite cheerful until we told him the price. Then his face fell.
See also: face, fall
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