bust (one's) bubble

bust (one's) bubble

To bring someone back to reality, especially if they are dreaming or fantasizing about something unrealistic. An informal variant of "burst one's bubble." Look, I hate to bust your bubble, but there is no way you're getting into Harvard! You're a C student!
See also: bubble, bust
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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