Main Entry: pin·tail

Pronunciation: \ˈpin-ˌtāl\

Function: noun

Inflected Form(s): plural pintail or pintails

Date: 1768

: a bird having elongated central tail feathers; especially : a slender duck (Anas acuta) of the northern hemisphere with the male having a brown head, a white breast with a white line continuing up the side of the neck, and chiefly gray upperparts