batwing

[ bat-wing ]
/ ˈbætˌwɪŋ /

adjective

formed, shaped, etc., like the wing of a bat.
(of a garment or part of a garment) resembling or conceived of as resembling the wing of a bat, as a loose long sleeve (batwing sleeve) having a deep armhole and a tight wrist.

Origin of batwing

First recorded in 1955–60; bat2 + wing

Words nearby batwing

British Dictionary definitions for bat-wing sleeve

batwing
/ (ˈbætˌwɪŋ) /

adjective

shaped like the wings of a bat, as a black tie, collar, etc