: a feather not fully developed
especially : a feather just emerging through the skin

Word History

First Known Use

circa 1680, in the meaning defined above

Time Traveler
The first known use of pinfeather was circa 1680

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Cite this Entry

“Pinfeather.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pinfeather. Accessed 8 Jul. 2026.

Kids Definition

pinfeather

noun
: an incompletely developed feather just breaking through the skin
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