fire ant

noun

: any of a genus (Solenopsis) of fiercely stinging omnivorous ants
especially : imported fire ant

Examples of fire ant in a Sentence

Recent Examples on the Web
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The clear lids have a tight seal that locks the temperature in and keeps the fire ants and love bugs out. Melanie Fincher, Southern Living, 19 Aug. 2025 The outcome is a fire ant that has the strength and ornery disposition of the fiercer red fire ant with the better tolerance of colder temperatures found in black fire ants. Gareth McGrath, USA Today, 28 June 2025 While the fire ant posed only a slight public health risk (mainly involving discomfort), a giant DDT spraying program was undertaken that killed other wildlife in the area and posed a threat to human health. Lida Maxwell july 18, Literary Hub, 18 July 2025 Although excavation is effective against most ant species, it’s not recommended for fire ants due to their aggressive tendencies. Lauren Landers, Better Homes & Gardens, 21 May 2025 See All Example Sentences for fire ant

Word History

First Known Use

1796, in the meaning defined above

Time Traveler
The first known use of fire ant was in 1796

Cite this Entry

“Fire ant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fire%20ant. Accessed 30 Aug. 2025.

Kids Definition

fire ant

noun
: any of a genus of fiercely stinging ants
especially : imported fire ant

Medical Definition

fire ant

noun
: any ant of the genus Solenopsis
especially : imported fire ant

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