Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “gem”

See all translations

gem

noun [C] uk   /dʒem/ us  

gem noun [C] (JEWEL)

( also gemstone) a jewel (= precious stone), especially when cut into a particular regular shape

gem noun [C] (VERY GOOD)

someone or something that is very good, pleasing, or useful: You've been an absolute gem - I couldn't have managed without your help. He came out with a gem (= a clever or pleasing remark) about the absurdity of the situation.
(Definition of gem from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of gem?
Add Cambridge dictionaries to your browser to your website

Definitions of “gem” in other dictionaries

Word of the Day

pup

a baby of particular animals, or a puppy

Word of the Day

I won’t tolerate it! Replacing formal words with phrasal verbs.

by Liz Walter,
April 01, 2015
When you are using a language, it is important to understand if a word is formal or informal, so that you can use it in an appropriate way. You might hear people saying dosh for money, or spud for potato, but they wouldn’t write those words in a formal essay. Similarly, a

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More