staple

Definitions of staple in various dictionaries:

noun - (usually plural) a necessary commodity for which demand is constant

noun - a natural fiber (raw cotton, wool, hemp, flax) that can be twisted to form yarn

noun - material suitable for manufacture or use or finishing

noun - a short U-shaped wire nail for securing cables

noun - paper fastener consisting of a short length of U-shaped wire that can fasten papers together

verb - secure or fasten with a staple or staples

adj - necessary or important, especially regarding food or commodities

A principal raw material or commodity grown or produced in a region.

A major item of trade in steady demand.

A basic dietary item, such as flour, rice, or corn.

A basic or principal element or feature.

The fiber of cotton, wool, or flax, graded as to length and fineness.

Produced or stocked in large quantities to meet steady demand: Wheat is a staple crop.

Principal; main: a staple topic of conversation.

A U-shaped metal loop with pointed ends, driven into a surface to hold a bolt, hook, or hasp or to hold wiring in place.

A thin piece of wire in the shape of a square bracket that is driven by a device through sheets of paper or similar material and flattened to serve as a fastening.

verb - to fasten by means of a U-shaped metal loop