Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “pin”

See all translations

pin

noun [C]
 
 
/pɪn/
FOR CLOTH B1 a thin piece of metal with a sharp point used to fasten pieces of cloth, etc together: She pricked her finger on a pin.Knitting and sewing
FOR FASTENING a thin piece of metal, wood, plastic, etc that holds or fastens things together: He's had a metal pin put in his leg so that the bones heal properly. →  See also drawing pin , pins and needles , rolling pin , safety pin Pins, clips, hooks and pegs
(Definition of pin noun from the Cambridge Learners Dictionary © Cambridge University Press)
Add Cambridge dictionaries to your browser to your website

Definitions of “pin” in other dictionaries

Word of the Day

cold snap

a short period of cold weather

Word of the Day

Cleavage proves divisive in Cambridge’s words of 2014

by Alastair Horne,
December 19, 2014
​​​​ Other dictionaries may choose faddish novelties as their words of the year, but here at Cambridge, we like to do something different. We look for the words that have seen sudden surges in searches over the course of the year – words that have been baffling users of English and driven them

Read More 

cinderella surgery noun

December 15, 2014
cosmetic surgery to the feet We have all heard of people having nose jobs, boob jobs and liposuction – but now a new trend growing in popularity in America: Cinderella surgery.

Read More