Definition of Upset

Verb: upset (upset,upsetting) Ãºp'set

Disturb the balance or stability of
"The hostile talks upset the peaceful relations between the two countries"
Cause to lose one's composure
"Persons frequently employ falsehoods to a sick man who cannot recover, lest it should upset his mind";
- discompose, untune, disconcert, discomfit
Cause profound worry; make to feel uncomfortable or anxious
"This book upset me";
- disturb, trouble
Cause to overturn from an upright or normal position
"the clumsy customer upset the vase";
- overturn, tip over, turn over, knock over, bowl over, tump over
Form metals with a swage
- swage
Defeat suddenly and unexpectedly
"The foreign team upset the local team"

Adjective: upset Ãºp'set

Afflicted with or marked by anxious uneasiness or trouble or grief
"too upset to say anything";
- disquieted, distressed, disturbed, worried, cut up [informal]
Thrown into a state of disarray or confusion
"with everything so upset";
- broken, confused, disordered
Used of an unexpected defeat of a team favoured to win
"the Bills' upset victory over the Houston Oilers"
Mildly physically distressed
"an upset stomach"
Having been turned so that the bottom is no longer the bottom
"the upset pitcher of milk";
- overturned, upturned

Noun: upset Ãºp'set

An unhappy and worried mental state
"she didn't realize the upset she caused me";
- disturbance, perturbation
The act of disturbing the mind or body
"his carelessness could have caused an ecological upset";
- derangement, overthrow
A physical condition in which there is a disturbance of normal functioning
"everyone gets stomach upsets from time to time";
- disorder
A tool used to thicken or spread metal (the end of a bar or a rivet etc.) by forging or hammering or swaging
- swage
The act of upsetting something
"he was badly bruised by the upset of his sled at a high speed";
- overturn, turnover
An improbable and unexpected victory
"the biggest upset since David beat Goliath";
- overturn