1

underwing

noun un·der·wing \ ˈən-dər-ˌwiŋ \

Definition of underwing

1 : one of the posterior wings of an insect
2 : any of various noctuid moths (especially genus Catocala) that have the hind wings banded with contrasting colors (such as red and black) called also underwing moth
3 : the underside of a bird's wing

Recent Examples of underwing from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'underwing.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of underwing

1535


2

underwing

adjective

Definition of underwing

: placed or growing underneath the wing
  • underwing rockets

First Known Use of underwing

1896


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of very fine texture or delicate form

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