[ jam-uhp ]
/ ˈdʒæmˌʌp /
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.
👍 - thumbs up emoji - What does the thumbs up emoji mean?Read more in this article about some frequently asked questions and fun facts related to our definitions.
9 Synonyms For “Screwing Up”We’ve all had moments where we’ve really and truly screwed something up. An epic mistake (OK, maybe not on a historic, global scale like the February 26, 2017 Oscars). But still, we’re human, and mistakes do happen. There are a lot of words to describe things going south in a hurry. We’ve gathered a few here. You’ll notice they’re all very close in definition. Maybe …
Origin of jam-up
First recorded in 1940–45; noun use of verb phrase jam up
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019