Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “upset”

See all translations

upset

verb [T]  /ˌʌpˈset/ ( present participle upsetting, past tense and past participle upset) us  

upset verb [T] (WORRY)

to make someone worried, unhappy, or angry: The governor’s veto upset a lot of people.

upset verb [T] (CHANGE)

to change the usual or expected state or order of something in a way that stops it from happening or working: The airline strike could upset our vacation plans.

upset verb [T] (FEEL ILL)

to make your stomach feel bad: Too much fried food can upset your stomach.

upset

adjective  /ˌʌpˈset/ us  

upset adjective (WORRIED)

worried, unhappy, or angry: Mom gets really upset if we don’t call and tell her where we are. She was very upset about losing her wallet.

upset adjective (ILL)

(of the stomach) feeling bad: Ginger (= the spicy root of a tropical plant) has been used to calm an upset stomach.
(Definition of upset verb, adjective from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of upset?
Add Cambridge dictionaries to your browser to your website

More American English definitions for “upset”

Definitions of “upset” in other dictionaries

Word of the Day

work out

to exercise in order to improve the strength or appearance of your body

Word of the Day

Byronic, Orwellian and Darwinian: adjectives from names.

by Liz Walter,
April 15, 2015
Becoming an adjective is a strange kind of memorial, but it is often a sign of a person having had real influence on the world. Science is full of examples, from Hippocrates, the Greek medic born around 460 BC, who gave his name to the Hippocratic Oath still used by doctors today,

Read More 

bio-inspiration noun

April 13, 2015
the adoption of patterns and structures found in nature for the purposes of engineering, manufacturing, science, etc. The MIT researchers actually aren’t the only robotics team to turn to cheetahs for bio-inspiration.

Read More