fast pin

noun

: a pin, screw, or nail or something resembling one of these that fastens securely or immovably
specifically : the nonremovable rod that holds together the flaps on a fast-joint hinge

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Cite this Entry

“Fast pin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fast%20pin. Accessed 5 Nov. 2024.

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