Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “sudden”


adjective uk   /ˈsʌd.ən/ us  
B2 happening or done quickly and without warning: Drop the gun, put your hands in the air, and don't make any sudden movements. He had a sudden heart attack while he was on holiday. First they announce their engagement and then they tell me Angie's pregnant - it's all a bit sudden really.
noun [U] uk   /-nəs/ us  
It was the suddenness of his illness that came as such a shock.
(Definition of sudden from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of sudden?
Browse related topics

You are looking at an entry to do with Not expected or planned, but you might be interested in these topics from the Thinking about the future topic area:

Add Cambridge dictionaries to your browser to your website

Definitions of “sudden” in other dictionaries

Word of the Day

look on the bright side

to find good things in a bad situation

Word of the Day

The language of work

by Kate Woodford,
October 15, 2014
Most of us talk about our jobs. We tell our family and friends interesting or funny things that have happened in the workplace (=room where we do our job), we describe – and sometimes complain about – our bosses and colleagues and when we meet someone for the first time, we tell

Read More 

life tracking noun

October 20, 2014
the use of one or more devices or apps to monitor health, exercise, how time is spent, etc.

Read More