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Synonyms

lightning bug

American  

noun

  1. firefly.


lightning bug British  

noun

  1. another name for the firefly

"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

Etymology

Origin of lightning bug

An Americanism dating back to 1770–80

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.

One fuzzy blink after another — and always just an inch from the grasp of sticky fingers — the lightning bugs begin to fill the air.

From Salon

While fireflies, or lightning bugs as they are commonly known, are considered to be a staple in the Northeast, it's also the region where many firefly species are most vulnerable to going extinct.

From Salon

But these beloved, bioluminescent insects, also known as lightning bugs, are in trouble.

From National Geographic

“The lightning bug is super cute …” — until that moment, I had thought it was a bee or butterfly — “ … but yeah, just getting more aligned with the trends in nursery.”

From New York Times

The next morning, when the storm clouds made way for sunshine, gossip sparked like lightning bugs.

From Salon