variants
or less commonly keester
plural keisters also keesters
informal
: buttocks, rear end sense 2
… Borg took a spectacular dive, landing on his keister.—
Curry Kirkpatrick
Curry KirkpatrickFour hours ago I was freezing my keister in the wilderness. Now I'm browsing the entrees in a French-inspired restaurant.—Andrew Nelson
Andrew Nelson"… a very easygoing guy with a finely honed intelligence, which I didn't realize until he whipped my keister in Trivial Pursuit."—Kenneth Turan
Kenneth TuranExamples of keister in a Sentence
he fell right on his keister in front of the whole crowd
Recent Examples on the Web
Then there is little Point San Pablo Beach, with something rare in the Bay Area – water that doesn’t freeze your keister – with decent swimming at high tide.
—John Metcalfe, Mercury News, 13 Aug. 2025
But once O’Connor put Harley on his keister, Game 3 was never the same.
—Sean Keeler, Denver Post, 27 Apr. 2025
Speaking of siblings, throughout this episode Matty dodges calls from her sister Bitsy, and then in the final scene, while stoned off her keister, Matty comes home to find one of Bitsy’s better-than-you-might-expect sugar-free peach pies sitting on the counter.
—Noel Murray, Vulture, 27 Feb. 2025
This mindset predictably glosses over the fact not all people can get off their keister and run errands like that.
—Steven Aquino, Forbes, 21 Nov. 2024
With fearless, ferocious leads Demi Moore and Margaret Qualley willing to let the camera chop them into chunks of flesh — lips, calves, hair, wrinkles and, yes, keisters — for a film that prioritizes shocks over plot, get ready for a whole lot of their blood and guts too.
—Amy Nicholson, Los Angeles Times, 19 Sep. 2024
According to a growing body of research, the health problems associated with sitting—heart disease and diabetes, to name two—aren’t simply the result of these extensive periods on our keisters.
—Lydia Denworth, Scientific American, 17 Sep. 2024
Before you get started, position your buck so its head is a little uphill of its keister, if possible, and then turn him belly-up.
—Dave Hurteau, Field & Stream, 30 Jan. 2023
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John Metcalfe, Mercury News, 13 Aug. 2025
But once O’Connor put Harley on his keister, Game 3 was never the same.
—Sean Keeler, Denver Post, 27 Apr. 2025
Speaking of siblings, throughout this episode Matty dodges calls from her sister Bitsy, and then in the final scene, while stoned off her keister, Matty comes home to find one of Bitsy’s better-than-you-might-expect sugar-free peach pies sitting on the counter.
—Noel Murray, Vulture, 27 Feb. 2025
This mindset predictably glosses over the fact not all people can get off their keister and run errands like that.
—Steven Aquino, Forbes, 21 Nov. 2024
With fearless, ferocious leads Demi Moore and Margaret Qualley willing to let the camera chop them into chunks of flesh — lips, calves, hair, wrinkles and, yes, keisters — for a film that prioritizes shocks over plot, get ready for a whole lot of their blood and guts too.
—Amy Nicholson, Los Angeles Times, 19 Sep. 2024
According to a growing body of research, the health problems associated with sitting—heart disease and diabetes, to name two—aren’t simply the result of these extensive periods on our keisters.
—Lydia Denworth, Scientific American, 17 Sep. 2024
Before you get started, position your buck so its head is a little uphill of its keister, if possible, and then turn him belly-up.
—Dave Hurteau, Field & Stream, 30 Jan. 2023
Cite this Entry
“Keister.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/keister. Accessed 3 Nov. 2025.
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