as in jam
a crowded mass (as of cars) that impedes or blocks movement knowing that there was a big traffic jam-up ahead, we took the detour that the locals always use

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Example Sentences

Recent Examples of Synonyms for jam-up
jam
Noun
  • But Kyle Tucker’s run-scoring single in the fifth put the Cubs ahead again, and Taillon got out of a jam in the sixth, aided by Nico Hoerner nailing a runner at the plate on a fielder’s choice grounder.
    Paul Sullivan, Chicago Tribune, 26 May 2025
  • The next blues jam at The Bakery District is set for 1-6 p.m. June 15.
    Monica Hooper, Arkansas Online, 25 May 2025
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

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“Jam-up.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/jam-up. Accessed 4 Jun. 2025.

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