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jam-up

[jam-uhp] /ˈdʒæmˌʌp/
noun
1.
a stoppage or slowing of motion, work, or the like, due to obstruction, overloading, malfunction, or inefficiency; jam:
Your letters didn't go out yesterday because there was a jam-up in the mail room.
Origin
1940-1945
1940-45; noun use of verb phrase jam up
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for jam-up
  • The moving parts of the machine either continued to coast, or the parts moved when the jam-up was cleared.
Slang definitions & phrases for jam-up

jam-up

noun

A tight crush of people, cars, etc, preventing normal movement; jam: to forestall the possibility of another jam-up (1940s+)


The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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Difficulty index for jam-up

Few English speakers likely know this word

Word Value for jam

12
15
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