Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “pin”


noun [C] (IN CHESS)    /pɪn/ specialized
In the game of chess , a pin is a special move that stops the other player from moving one of their pieces , because to move it will put another more valuable piece in danger : That nasty pin stopped me from moving my knight .Chess
(Definition of pin noun (IN CHESS) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of pin

Definitions of “pin” in other dictionaries

Word of the Day


to pour liquid slowly over something, especially in a thin line or in small drops

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More