fall through

fall through idiom
Fail, miscarry, as in The proposed amendment fell through, or I hope our plans won't fall through. [Late 1700s]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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