[ jam-uhp ]
See synonyms for jam-up on Thesaurus.com
  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 of jam-up

First recorded in 1940–45; noun use of verb phrase jam up

Words Nearby jam-up

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use jam-up in a sentence

  • Put it jam up agin Plunkett's head un tell him to hole still ur die.

    The Graysons | Edward Eggleston