Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “ID”

See all translations

ID

noun uk   /ˌaɪˈdiː/ us  

ID noun (DOCUMENT)

A2 [U] informal abbreviation for identification: any official card or document with your name and photograph or other information on it that you use to prove who you are: Do you have any ID? A driving licence or cheque card will do.

ID noun (ADDRESS)

written abbreviation for the US state of Idaho: used in addresses

ID

verb [T] uk   /ˌaɪˈdiː/ US informal us  
to look at a person or a body and say who that person is to someone in authority: He had to go to the morgue to ID the body.
(Definition of ID noun, verb from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of ID?
Add Cambridge dictionaries to your browser to your website

Definitions of “ID” in other dictionaries

Word of the Day

illusion

an idea or belief that is not true

Word of the Day

Lies, lies, lies!

by Kate Woodford,
February 25, 2015
​​​ According to sociologists (=people who study the relationships between people living in groups), we are good at lying. As a species, we have developed a remarkable ability to deceive each other (= persuade each other that something false is true). Being able to say things that are not true can help with

Read More 

showrooming noun

February 23, 2015
the activity of examining a product in a physical store and then making the purchase with an online retailer Amazon’s new smartphone is specifically designed to make showrooming fast and easy.

Read More