Word.ws English Dictionary

jam-up

jam-up noun: the situation where material becomes jammed in a machine, or some process similarly grinds to a halt.

Noun

jam-up (plural jam-ups)

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

Adjective

jam-up (not comparable)

  1. (US, dialectal) Splendid; wonderful; upstanding.
    • Pete's a real jam-up guy.

Forms of jam-up

pluraljam-ups

Questions about jam-up

What does jam-up mean?
Jam-up means the situation where material becomes jammed in a machine, or some process similarly grinds to a halt.
What part of speech is jam-up?
Jam-up can be a noun or an adjective.
What is the plural of jam-up?
The plural of jam-up is jam-ups.

Words near jam-up in the dictionary

  1. jam-packs
  2. jam-pot
  3. jam-pots
  4. jam-spreading
  5. jam-tree
  6. jam-up
  7. jam-ups
  8. Jam.
  9. JAMA
  10. jamaat
  11. jamaats

Source and license

Adapted from Wiktionary: jam-up (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “jam-up.” Word.ws, https://word.ws/jam-up. Based on Wiktionary, CC BY-SA 4.0.