jam-up

noun

The situation where material becomes jammed in a machine, or some process similarly grinds to a halt.

“Pete's a real jam-up guy.”

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Meanings

nounjam-up (plural jam-ups)

plural jam-ups

  1. The situation where material becomes jammed in a machine, or some process similarly grinds to a halt.

    Record the number and location of jam-ups, the number of cans inspected and the number of metal fragments found.

    2012, R.J. Footitt, A.S. Lewis, The Canning of Fish and Meat, page 151
    1 more example

    The rationale goes something like this: Increasing line speeds, complex packaging equipment, and ever-lighter-weight containers and packaging materials make jam-ups likely—usually many per day.

    2010, Richard J. Schonberger, World Class Manufacturing: The Next Decade
adjectivejam-up (not comparable)
  1. USdialectalnot comparableSplendid; wonderful; upstanding.

    Pete's a real jam-up guy.

Synonyms & antonyms

Also see
jam
Cite this entry
APA

jam-up. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/jam-up

MLA

“jam-up.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/jam-up. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “jam-up,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/jam-up.

Source: jam-up on Wiktionary, CC BY-SA 4.0.