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
Synonyms
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
Twenty-eight shell casings were found in and around the car after the shooting, according to court documents.
—
Ilana Arougheti, Kansas City Star, 11 Jan. 2025
Over the centuries, the decomposing bodies left cavities inside the hardened mineral casings.
—Sonja Anderson, Smithsonian Magazine, 9 Jan. 2025
The animal is about one inch long and protected by a whorled casing that covers her soft body.
—Irene Wright, Miami Herald, 6 Jan. 2025
The ghost gun allegedly in his possession when he was arrested was matched to three shell casings recovered at the scene of the murder, the NYPD said.
—Emily Shapiro, ABC News, 26 Dec. 2024
See all Example Sentences for casing 
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Ilana Arougheti, Kansas City Star, 11 Jan. 2025
Over the centuries, the decomposing bodies left cavities inside the hardened mineral casings.
—Sonja Anderson, Smithsonian Magazine, 9 Jan. 2025
The animal is about one inch long and protected by a whorled casing that covers her soft body.
—Irene Wright, Miami Herald, 6 Jan. 2025
The ghost gun allegedly in his possession when he was arrested was matched to three shell casings recovered at the scene of the murder, the NYPD said.
—Emily Shapiro, ABC News, 26 Dec. 2024
See all Example Sentences for casing
Dictionary Entries Near casing
Cite this Entry
“Casing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/casing. Accessed 22 Jan. 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
Love words? Need even more definitions?
Merriam-Webster unabridged
Share