fall through

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fall through (third-person singular simple present falls through, present participle falling through, simple past fell through, past participle fallen through)

1. Used other than figuratively or idiomatically: see fall,‎ through.
2. (intransitive, idiomatic) To be unsuccessful, come to nothing; to be cancelled; not to proceed.

   Their plans to go hiking Saturday fell through because it rained.

   • 2020 July 1, Howard Johnston, “Regional News: Western: Bratton Fleming”, in Rail, page 24:

     Lynton & Barnstaple Railway revivalists have unexpectedly been given a second chance to purchase the station, after the original sale deal fell through.

• throughfall