blackfly

noun
black·​fly | \ ˈblak-ˌflī How to pronounce blackfly (audio) \
plural blackflies or blackfly

Definition of blackfly

: any of various small dark-colored insects especially : any of a family (Simuliidae and especially genus Simulium) of bloodsucking dipteran flies whose larvae usually live in flowing streams

Examples of blackfly in a Sentence

Recent Examples on the Web

Bug Shirt Untreated loose-knit fabrics provide no defense from mosquitoes, blackflies, and ticks. Andrew Skurka, Outside Online, "How to Pack for a Hike," 21 May 2018

First Known Use of blackfly

15th century, in the meaning defined above

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More Definitions for blackfly

blackfly

noun

English Language Learners Definition of blackfly

: a small fly that bites

blackfly

noun
black·​fly | \ ˈblak-ˌflī How to pronounce blackfly (audio) \
plural blackflies

Medical Definition of blackfly

: any of a family (Simuliidae) and especially genus Simulium of bloodsucking dipteran flies