(of a young bird) not having developed adult feathers immature and undeveloped
WordReference Random House Unabridged Dictionary of American English © 2025
un•fledged
(un flejd′),USA pronunciation adj.
- Birdsnot fledged;
without sufficient feathers for flight, as a young bird. - immature;
callow.
- un-1 + fledged 1595–1605
Collins Concise English Dictionary © HarperCollins Publishers::
'unfledged' also found in these entries (note: many are not synonyms or translations):