Definition of pintail
: a bird having elongated central tail feathers; especially : a slender long-necked duck (Anas acuta) of the northern hemisphere with the breeding male having a brown head, a white breast with a white line continuing up the side of the neck, chiefly gray upperparts, and a long black tail and with the female having chiefly mottled brown plumage
First Known Use of pintail
Seen and Heard
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