robber fly

noun

: any of a family (Asilidae) of predaceous dipteran flies including some resembling bumblebees

Example Sentences

Recent Examples on the Web The robber fly was chosen because of its highly predictable interception path to catch prey. Jennifer Ouellette, Ars Technica, 15 Feb. 2022 Karin Nordstrom at Flinders University tells Yong that this study raises the possibility that other predator insects including robber flies and dragonflies also use stereopsis. Jason Daley, Smithsonian, 10 Feb. 2018

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

Word History

First Known Use

1869, in the meaning defined above

Time Traveler
The first known use of robber fly was in 1869

Dictionary Entries Near robber fly

Cite this Entry

“Robber fly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/robber%20fly. Accessed 3 Dec. 2022.

Kids Definition

robber fly

noun

: any of various two-winged flies that eat insects and are covered with coarse bristly hairs

More from Merriam-Webster on robber fly

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