cas·​ing | \ ˈkā-siŋ How to pronounce casing (audio) \

Definition of casing

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 The casing … matched the two recovered shell casings from the crime scene. CBS News, 13 Nov. 2021 Kyburz estimates that this process recovers more than 90 percent of all the materials in its batteries, including some parts, such as the plastic casing, that are typically destroyed by other recycling methods. Gregory Barber, Wired, 2 Nov. 2021 Custom damping materials were also added to the A11’s mechanical chassis to reduce ringing as well as isolating and damping vibrations within the casing. Mark Sparrow, Forbes, 29 June 2021 The former contains casing, a propellant and a primer cap but no bullet (the bullet is just the projectile — the entire thing is called a cartridge). NBC News, 22 Oct. 2021 But for those who like to create their own costumes, the shop offers hard-to-find supplies such as bone casing, grommets and bias tape for purchase. Rosemary Akpan, Chron, 8 Oct. 2021 Inside Simmons’ car, investigators found a 9mm gun and fired casing, a digital scale and marijuana. Sarah Nelson, The Indianapolis Star, 28 Aug. 2021 One analyst wipes down a sample shell casing and places it inside a large machine resembling a Keurig coffee maker. Josh Campbell, CNN, 8 Aug. 2021 The bodies may have been moved to get a bullet casing, which was not found by investigators, Jatkiewicz said. Meredith Colias-pete,, 9 July 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'casing.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of casing

1791, in the meaning defined at sense 1

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Dictionary Entries Near casing



casing dog

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Statistics for casing

Last Updated

28 Nov 2021

Cite this Entry

“Casing.” Dictionary, Merriam-Webster, Accessed 4 Dec. 2021.

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More Definitions for casing



English Language Learners Definition of casing

: a layer on the outside of something that covers and protects it
: a frame around a door or window


cas·​ing | \ ˈkā-siŋ How to pronounce casing (audio) \

Kids Definition of casing

: something that covers or encloses sausage casings

More from Merriam-Webster on casing

Nglish: Translation of casing for Spanish Speakers

Britannica English: Translation of casing for Arabic Speakers


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