sand flea

noun

1
: a flea (such as a chigoe) found in sandy places
The so-called sand flea that people encounter on vacation beaches is nothing more than a common flea that is breeding outdoors in the soil. Jane E. Brody
2
: any of various amphipod crustaceans (family Talitridae) found on ocean beaches that feed on decaying organic matter, typically burrow into the sand during the day, and are capable of leaping like fleas : beach flea
These little shorebirds are generally in small groups, chasing the receding breakers on twinkling feet, probing for sand fleas and other crustaceans … Dennis Puleston

Examples of sand flea in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Insect Repellent The mosquitos and sand fleas in the Caribbean and Mexico can be relentless, so get ahead of the bites with insect repellent. Jill Schildhouse, Southern Living, 27 Dec. 2024 Most of the fish are being caught on live finger mullet, shrimp, clams, sand fleas and shiny lures. Alan Sherman, Miami Herald, 30 Jan. 2024

Word History

First Known Use

1796, in the meaning defined at sense 1

Time Traveler
The first known use of sand flea was in 1796

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Cite this Entry

“Sand flea.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sand%20flea. Accessed 6 Apr. 2025.

Kids Definition

sand flea

noun
1
: a flea found in sandy places
2
: any of numerous tiny leaping crustaceans common on ocean beaches

Medical Definition

sand flea

noun

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