casing

noun

cas·​ing ˈkā-siŋ 

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

c

: tire entry 2 sense 1

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

• armor
• capsule
• case
• cocoon
• cover
• covering
• encasement
• housing
• hull
• husk
• jacket
• pod
• sheath
• shell

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

He was also charged with two felony firearms possession counts related to the April 2022 shooting that police say involved at least five shooters and left behind a chaotic crime scene littered with more than 100 shell casings. —Cindy Von Quednow, CNN, 10 June 2024

In all, more than 100 shell casings littered the streets. —Darrell Smith, Sacramento Bee, 8 June 2024

At least 60 shell casings were found in the area, the Sun-Times reported. —Kate Linderman, Kansas City Star, 28 May 2024

Data on bullet casings and weapons collected, as well as arrests, also is required. —David Greising, Chicago Tribune, 24 May 2024

Word History

First Known Use

1791, in the meaning defined at sense 1

Kids Definition

casing

noun

cas·​ing ˈkā-siŋ 

1

: something that encloses or surrounds

2

: a frame around a door or window opening