Case or CASE may refer to:

Containers

Case (goods) A case of some merchandise is a collection of items packaged together. A case is not a strict unit of measure. For consumer foodstuff such as canned goods, soft drink, soda, cereal, and such, a case is typically 24 items, however cases may range ...

, a package of related merchandise *

Cartridge case A cartridge or a round is a type of pre-assembled firearm ammunition packaging a projectile ( bullet, shot, or slug), a propellant substance (usually either smokeless powder or black powder) and an ignition device ( primer) within a metal ...

or casing, a firearm cartridge component *

Bookcase A bookcase, or bookshelf, is a piece of furniture with horizontal shelves, often in a cabinet, used to store books or other printed materials. Bookcases are used in private homes, public and university libraries, offices, schools, and bookst ...

, a piece of furniture used to store books *

Briefcase A briefcase is a narrow hard-sided box-shaped bag or case used mainly for carrying papers and equipped with a handle. Lawyers commonly use briefcases to carry briefs to present to a court, hence the name. Businesspeople and other white collar ...

or attaché case, a narrow box to carry paperwork *

Computer case A computer case, also known as a computer chassis, is the enclosure that contains most of the hardware of a personal computer. The components housed inside the case (such as the CPU, motherboard, memory, mass storage devices, power supply unit a ...

, the enclosure for a PC's main components *

Keep case A keep case or poly-box is a type of packaging, most commonly used with DVDs and Blu-ray videos (and sometimes CDs). Besides DVD-Video films, keep cases are very common with most disc-based video games since the PlayStation 2, and they are also ...

, DVD or CD packaging *

Pencil case A pencil case or pencil box is a container used to store pencils. A pencil case can also contain a variety of other stationery such as sharpeners, pens, glue sticks, erasers, scissors, rulers and calculators. Pencil cases can be made from a v ...

Phone case Mobile accessories include any hardware that is not integral to the operation of a mobile smartphone as designed by the manufacturer. Cases Cases, which are designed to attach to, support, or otherwise hold a smartphone, are popular access ...

, protective or vanity accessory for mobile phones ** Battery case *