pin: meaning and definitions

A short, straight, stiff piece of wire with a blunt head and a sharp point, used especially for fastening.

Something, such as a safety pin, that resembles such a piece of wire in shape or use.

A whit; a jot: didn't care a pin about the matter.

A slender, usually cylindrical piece of wood or metal for holding or fastening parts together, or serving as a support for suspending one thing from another, as:

A thin rod for securing the ends of fractured bones.

A peg for fixing the crown to the root of a tooth.

A cotter pin.

The part of a key stem entering a lock.

Music One of the pegs securing the strings and regulating their tension on a stringed instrument.

Nautical A belaying pin.

Nautical A thole pin.

An ornament fastened to clothing by means of a clasp.

A rolling pin.

Sports One of the wooden clubs at which the ball is aimed in bowling.

Sports A flagstick.

Sports See fall.

Informal The legs: spry for his age, and steady on his pins.

Electronics A lead on a device that plugs into a socket to connect the device to a system.

Computer Science Any of the pegs on the platen of a printer, which engage holes at the edges of paper.

Computer Science Any of the styluses that form a dot matrix on a printer.

Computer Science Any of the small metal prongs at the end of a connector that fit into the holes in a port.

To fasten or secure with or as if with a pin or pins.

To transfix.

To place in a position of trusting dependence: He pinned his faith on an absurdity.

To hold fast; immobilize: The passenger was pinned under the wreckage of the truck.