n.1. A container; a receptacle: a jewelry case; meat-filled cases of dough.
2. A container with its contents.
3. A decorative or protective covering or cover.
4. A set or pair: a case of pistols.
5. The frame or framework of a window, door, or stairway.
6. The surface or outer layer of a metal alloy.
7. Printing a. A shallow compartmented tray for storing type or type matrices.
b. The form of a written, printed, or keyed letter that distinguishes it as being lowercase or uppercase: typed the password using the wrong case.
tr.v. cased,
cas·ing,
cas·es 1. To put into or cover with a case; encase.
2. Slang To examine carefully, as in planning a crime: cased the bank before robbing it.