BATWING
batwing
(adjective) formed or shaped like a bat’s wing; “a dress with batwing sleeves”
batwing
(noun) one of a pair of swinging doors (as at the entrance to a western saloon)
Source: WordNet® 3.1
Etymology
Adjective
batwing (not comparable)
Shaped like the wing of a bat.
Noun
batwing (plural batwings)
The wing of a bat, or its shape.
Several South or Southeast Asian species of tailless dark swallowtail butterflies in the genus Atrophaneura.
An area of flabby fat under a person's arms.
A long sleeve with a deep armhole, tapering toward the wrist.
Synonym: magyar sleeve
Source: Wiktionary
Bat's"-wing" or Bat"wing, a.
Definition: Shaped like a bat's wing; as, a bat's-wing burner.
Source: Webster’s Unabridged Dictionary 1913 Edition