Word.ws English Dictionary

coupling pins

coupling pins is the plural of coupling pin.

Meaning of coupling pin

Noun

coupling pin (plural coupling pins)

  1. A pin used to connect train cars or a trailer to a towing vehicle.
    • He would tell them about the cablegram when they were all on board the train. Then he ran out upon the platform just as the engine whistled twice in the final warning that precedes the first rumbling jerk of coupling pins.1913, Edgar Rice Burroughs, The Return of Tarzan, New York: Ballantine Books, published 1963, page 98
  2. A pin for joining scaffolding frames or pipes.

Questions about coupling pins

What is coupling pins the plural of?
Coupling pins is the plural of coupling pin.

Words near coupling pins in the dictionary

  1. coupley
  2. couplezilla
  3. couplezillas
  4. coupling
  5. coupling pin
  6. coupling pins
  7. coupling pole
  8. coupling poles
  9. coupling rod
  10. coupling rods
  11. coupling up

Source and license

Adapted from Wiktionary: coupling pins (page history and authors); coupling pin (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: “coupling pins.” Word.ws, https://word.ws/coupling_pins. Based on Wiktionary, CC BY-SA 4.0.