plural flippers
1
a
: a broad flat limb (as of a seal or cetacean) adapted for swimming
b
: a flat shoe (as of rubber or silicone) with the front expanded into a paddle that is used to aid movement through water (as in snorkeling or scuba diving)

called also fin, swim fin

2
: someone or something that flips or is used in flipping
spatulas and pancake flippers
pinball flippers
He worked as a burger flipper.
A flipper is a person who changes TV channels just to see what else is on.Springfield (Massachusetts) Morning Union
He also interviews house "flippers" who buy cheap property with an eye toward making some inexpensive improvements to spruce it up and then quickly "flipping" it, or reselling it at a value-added price for a tidy profit.James Prichard

Examples of flipper in a Sentence

Recent Examples on the Web
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Other messages, many of which have now disappeared, told people where to buy wet suits, flippers, goggles, floats, and even waterproof bags for documents and cellphones. Anne Applebaum, The Atlantic, 2 Aug. 2026 The two were later seen putting on flippers and snorkel masks before going for a swim. Lori A Bashian, FOXNews.com, 2 Aug. 2026 Aniston, 57, was also photographed kayaking, while Cox, 62, was seen wearing flippers before heading into the water. Angelique Brenes, PEOPLE, 30 July 2026 This local pressure comes despite a broader national rebound in flipper sentiment. Kaitlyn Gomez, Miami Herald, 29 July 2026 See All Example Sentences for flipper

Word History

First Known Use

1775, in the meaning defined at sense 1a

Time Traveler
The first known use of flipper was in 1775

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Cite this Entry

“Flipper.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/flipper. Accessed 6 Aug. 2026.

Kids Definition

1
: a broad flat limb (as of a seal or whale) used for swimming
2
: a flat rubber shoe with the front widened into a paddle for use in skin diving

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