coupling pin

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coupling pin

noun coupling pins

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.
A pin for joining scaffolding frames or pipes.

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Русский	шкво́рень škvórenʹ

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MLA

"coupling pin." Wiktionary, via Micwyn, micwyn.com/word/coupling%20pin. Accessed 7 Nov. 2026.

APA

coupling pin. (n.d.). In Wiktionary, via Micwyn. Retrieved November 7, 2026, from https://micwyn.com/word/coupling%20pin

Chicago

"coupling pin." Wiktionary, via Micwyn. Accessed November 7, 2026. https://micwyn.com/word/coupling%20pin.

BibTeX

@misc{coupling_pin_2026,
  title = {coupling pin},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/coupling%20pin},
  urldate = {2026-11-07}
}