Definitions

A small, thin piece of metal with a sharp point at one end and a round head at the other, used to fasten things together
A slender item often made of metal that serves to hold items in position or secure them together with its pointed end and broader head
An elongated metal device designed for fastening objects together through a pointed end that penetrates material while a wider head prevents it from passing through completely

Etymology: A small, sharp object used for fastening or attaching things has given this word a surprisingly long and varied history. Its roots trace back to Old English "pinn," which referred to a peg or pin used to fasten clothing or other materials. This Old English term itself likely came from a West Germanic source, related to Old High German "finn" and Old Norse "pinne," all meaning a small pointed stick or peg. Pins as physical objects have been essential tools for millennia, from securing garments before buttons became widespread to fastening papers in modern offices. The word’s earliest uses focused on these tangible items—thin, pointed pieces of metal or wood designed to hold or join. Over time, the term broadened from the concrete to the abstract, lending itself metaphorically to ideas such as "pinning down" a location, a responsibility, or a concept. The verb form emerged naturally from the noun, meaning "to fasten with a pin." This action word dates back to around the 14th century and has since evolved to encompass various uses beyond the physical, including digital contexts like "pinning" a post on social media or "pinning" a location on a map. This metaphorical extension reflects the word’s adaptability, maintaining the core idea of fixing something in place, whether tangible or conceptual. Its concise sound and straightforward meaning have kept it a staple in English vocabulary for centuries, crossing from everyday practical use into idiomatic and technical expressions. The word’s simplicity belies its endurance, serving as a tiny but indispensable tool in language as much as in craft and technology.

Synonyms: fastener, clip, holder