Dictionary.com
Thesaurus.com

blackfly

British  
/ ˈblækˌflaɪ /

noun

  1. Also called: bean aphid.  a black aphid, Aphis fabae , that infests beans, sugar beet, and other plants

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The 13th annual Adamant Blackfly Festival on Saturday includes a combination parade and fashion show, music and blackfly pie contest in which entries are judged on their taste and blackfly homage.

From Salon • Jun. 3, 2016

The festival includes a combination parade and fashion show, with music and a blackfly pie contest where entries are judged on their taste and blackfly homage.

From US News • Jun. 3, 2016

Aphids - such as greenfly and blackfly - damage plants by sucking nutrients from their sap, and can also introduce plant viruses.

From BBC • Jun. 25, 2015

But that isn’t the only reason Uganda has done so well: the country’s geography, combined with the peculiarities of the blackfly species that carries the parasites there also contributed.

From The Verge • Feb. 25, 2015

It was summer now, so the woods were a new and different place, alive with green and filled with birdsong and swarming mosquitoes and pesky blackfly.

From "A Walk in the Woods" by Bill Bryson