1
2
: a drinking glass without foot or stem and originally with pointed or convex base
3
a
: a movable obstruction in a lock (such as a lever, latch, wheel, slide, or pin) that must be adjusted to a particular position (as by a key) before the bolt can be thrown
b
: a piece on which the mainspring acts in a gun's lock
4
: a device or mechanism for tumbling (such as a revolving cage in which clothes are dried)
5
: a worker who operates a tumbler
Examples of tumbler in a Sentence
She drank a tumbler of water.
a gymnast who's a skillful tumbler
Recent Examples on the Web
Amazon shoppers are also going after this nifty neck fan, which is great for keeping cool on the go, along with this Stanley tumbler that can keep drinks ice cold for hours on end.
—
Clara McMahon, People.com, 7 June 2025
Research demonstrates the single best approach is to add coffee grounds to the compost pile or tumbler.
—Kim Toscano, Southern Living, 4 June 2025
In addition to tea accessories, the boutique sells jewelry, hair accessories, tumblers, journals, leather purses, bucket hats and candles, as well as seasonal and sports gifts for Kansas City area teams.
—Janice Phelan, Kansas City Star, 14 May 2025
Yeti also raised prices on 14 items in April, including coolers by an average of 7%, water bottles and tumblers by an average of 11% and dog bowls by an average of 22%, according to Baird analysts.
—Nathaniel Meyersohn, CNN Money, 13 May 2025
See All Example Sentences for tumbler
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Clara McMahon, People.com, 7 June 2025
Research demonstrates the single best approach is to add coffee grounds to the compost pile or tumbler.
—Kim Toscano, Southern Living, 4 June 2025
In addition to tea accessories, the boutique sells jewelry, hair accessories, tumblers, journals, leather purses, bucket hats and candles, as well as seasonal and sports gifts for Kansas City area teams.
—Janice Phelan, Kansas City Star, 14 May 2025
Yeti also raised prices on 14 items in April, including coolers by an average of 7%, water bottles and tumblers by an average of 11% and dog bowls by an average of 22%, according to Baird analysts.
—Nathaniel Meyersohn, CNN Money, 13 May 2025
See All Example Sentences for tumbler
Cite this Entry
“Tumbler.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tumbler. Accessed 11 Jun. 2025.
Copy CitationKids Definition
tumbler
noun
tum·bler
ˈtəm-blər 
1
: a person (as an acrobat) who tumbles
2
: a pigeon that often tumbles backward in flight
3
: a drinking glass
a water tumbler
4
: a movable part in a lock that must be adjusted (as by a key) before the lock will open
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