Underwing meaning
One of a pair of hind wings of an insect, especially a moth or butterfly.
noun
Any of various noctuid moths chiefly of the genus Calocala, having drab forewings and brightly colored hind wings that are not visible when the moth is at rest.
noun
The underside of a wing, as of a bird or airplane.
noun
Either of the pair of hind wings of an insect.
noun
Any of various noctuid moths (esp. genus Catocala) having brightly colored hind wings that are hidden under drab forewings except during flight.
noun
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A member of the genus Catocala, a nocturnal moth which usually has brightly coloured underwings.
noun
(ornithology) The underside of a bird's wing.
noun