1
: something that encases : material for encasing: such as
a
: an enclosing frame especially around a door or window opening
b
: a metal pipe used to case a well
d
: a membranous case for processed meat
2
: a space formed between two parallel lines of stitching through at least two layers of cloth into which something (such as a rod or string) may be inserted
Examples of casing in a Sentence
a casing for a shotgun shell
the egg of this bird has an unusually hard casing
Recent Examples on the Web
There were 22 shell casings from different guns found on the scene.
—
Andrea May Sahouri, Freep.com, 9 July 2025
Although the focus was on practicality, Melissa made sure to incorporate details like trim and casings to foster a depth that was absent before.
—Cameron Beall, Southern Living, 9 July 2025
The sturdy metal casing and long battery life make this configuration ideal for commuting to and from the job site or classroom.
—PC Magazine, 2 July 2025
Biddle said a firearms expert was expected to testify that the gun was linked to two casings found at the shooting scene.
—City News Service, San Diego Union-Tribune, 30 June 2025
See All Example Sentences for casing
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Andrea May Sahouri, Freep.com, 9 July 2025
Although the focus was on practicality, Melissa made sure to incorporate details like trim and casings to foster a depth that was absent before.
—Cameron Beall, Southern Living, 9 July 2025
The sturdy metal casing and long battery life make this configuration ideal for commuting to and from the job site or classroom.
—PC Magazine, 2 July 2025
Biddle said a firearms expert was expected to testify that the gun was linked to two casings found at the shooting scene.
—City News Service, San Diego Union-Tribune, 30 June 2025
See All Example Sentences for casing
Cite this Entry
“Casing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/casing. Accessed 19 Jul. 2025.
Copy CitationKids Definition
casing
noun
cas·ing
ˈkā-siŋ 
1
: something that encloses or surrounds
2
: a frame around a door or window opening
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