cas·​ing ˈkā-siŋ How to pronounce casing (audio)
: something that encases : material for encasing: such as
: an enclosing frame especially around a door or window opening
: a metal pipe used to case a well
: a membranous case for processed meat
: 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

Example Sentences

a casing for a shotgun shell the egg of this bird has an unusually hard casing
Recent Examples on the Web Push yourself into the soft casing of your body and feel every part of it brushing up against the world. Annie Lord, Vogue, 2 Jan. 2023 As a result, feather pillows can sometimes feel sharp or poke through the casing of a pillow. Laura Denby, Peoplemag, 28 Feb. 2023 This is the Huawei Watch GT Cyber, a watch where the strap forms a complete casing for the core, including the bezel. Andrew Williams, WIRED, 28 Feb. 2023 That equipment tends to be exposed, placed in the open, whereas the vast turbine halls of power plants, sheathed by a casing of concrete and steel, present a harder target. Joshua Yaffa, The New Yorker, 20 Feb. 2023 Demolition squads of scholars have stencil-brushed the casing and every wire of the corpus; warning tape encircles the mother lode of fifty books, which are still capable of sending readers sky-high. Thomas Meaney, Harper’s Magazine , 16 Feb. 2023 The aluminum casing feels sturdy and is elegant looking. Sascha Brodsky, Popular Mechanics, 15 Feb. 2023 The municipal wells are at least 56 feet below the surface and are covered by a solid steel casing that protects the water from contamination. Brady Knox, Washington Examiner, 15 Feb. 2023 Thirty films in, the Marvel Cinematic Universe has become not unlike a box of chocolates; the high-fructose casing is guaranteed, but the flavors and the mouthfeel change. Leah Greenblatt,, 14 Feb. 2023 See More

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.

Word History

First Known Use

1791, in the meaning defined at sense 1

Time Traveler
The first known use of casing was in 1791

Dictionary Entries Near casing

Cite this Entry

“Casing.” Dictionary, Merriam-Webster, Accessed 26 Mar. 2023.

Kids Definition


cas·​ing ˈkā-siŋ How to pronounce casing (audio)
: something that encloses or surrounds
: a frame around a door or window opening

More from Merriam-Webster on casing

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Love It or Hate It

  • heart-fire
  • When asked about her blind date, Carol spoke for hours with vitriol.
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?