See Also: underwing(medicine)
underwing(dictionary)

underwing (iou)



underwing noun & adjective. M16.
[from UNDER- + WING noun.]
A. noun.
a. A wing placed under, or partly covered by, another; spec. in Entomology, the hindwing of an insect. M16.
b. The underside of a bird's wing. M20.
Entomology. Any of various noctuid moths with distinctively coloured hindwings, esp. of the genera Noctua and Catocala. Also more fully underwing moth. Usu. with specifying word. M18.
orange underwing, red underwing, yellow underwing, etc.
b. attrib. or as adjective. (Of a bird) situated beneath the wings; (of an aeroplane) located or occurring beneath the wing or wings. L19.