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Jar Fly

In Southern and Appalachian speech, a "jar fly" (or "jarfly") is another name for the cicada - the loud insect whose buzzing fills the air in late summer.

#SouthernWords   #Appalachia   #Animals   #Nature   #Southern

synonyms: cicada

Pronunciation

[JAR-fly] /ˈʤɑɹ.flaɪ/

Meaning & Usage

- Cicada (noun)

Talking about the sound of summer
Mamaw:
You hear them jar flies hollerin’?

Grandson:
Reckon that means school’s fixin’ to start.

variations: jarfly

Origin and Etymology

The term comes from the old verb "jar," meaning to buzz or vibrate harshly. "Jar fly" describes the sound cicadas make in summer trees. It’s been used throughout the Southern U.S. and Appalachia since at least the 1800s.

Usage Notes

Common across the South and Appalachia, especially in rural areas. Still widely understood, though younger speakers may use "cicada" instead. The arrival of jar flies often marks the change from midsummer to late summer in folk tradition.

Kin Topics

Kin Words, Stories and More

Common Questions

What’s a "jar fly"?
It’s a cicada - the noisy summer insect that buzzes in trees.
Why are they called "jar flies"?
The name comes from their jarring, vibrating sound.
Where is "jar fly" used?
Across much of the Southern U.S. and Appalachian Mountains, especially in Tennessee, Kentucky, Virginia, and the Carolinas.

How to Cite This Page

  • APA (7th edition)

    The Hillbilly Dude. (2025, October 4). Jar Fly. HillbillySlang.com. https://www.hillbillyslang.com/definitions/jar-fly

  • MLA (9th edition)

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  • Chicago (17th edition)

    The Hillbilly Dude. "Jar Fly." HillbillySlang.com. October 4, 2025. https://www.hillbillyslang.com/definitions/jar-fly.

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