UK:*UK and possibly other pronunciationsnoun: /ˈʌpsɛt/, adjective: /ˈʌpsɛt/, verb: /ʌpˈsɛt/

US:USA pronuncation: IPAUSA pronuncation: IPA/v., adj. ʌpˈsɛt; n. ˈʌpˌsɛt/

US:USA pronunciation: respellingUSA pronunciation: respelling(v., adj. up set; n. upset′)

Inflections of 'upset' (v): (⇒ conjugate)
v 3rd person singular
v pres pverb, present participle: -ing verb used descriptively or to form progressive verb--for example, "a singing bird," "It is singing."
v pastverb, past simple: Past tense--for example, "He saw the man." "She laughed."
v past pverb, past participle: Verb form used descriptively or to form verbs--for example, "the locked door," "The door has been locked."

WordReference Random House Learner's Dictionary of American English © 2020
up•set /v., adj. ʌpˈsɛt; n. ˈʌpˌsɛt/USA pronunciation   v.,  -set, -set•ting, n., adj. 
v. [+ object]
  1. to overturn:to upset a glass of milk.
  2. to disturb mentally or emotionally;
    distress:The accident upset her.
  3. to disturb completely;
    throw into disorder:to upset a plan.
  4. Pathologyto disturb physically:The food upset his stomach.
  5. to defeat (an opponent that is favored), as in politics or sports.

n. [countable]
  1. the unexpected defeat of an opponent that is favored.

adj. [usually: be + ~]
  1. distressed;
    disturbed:She's very upset at the children.

WordReference Random House Unabridged Dictionary of American English © 2020
up•set  (v., adj. up set;n. upset′),USA pronunciation v.,  -set, -set•ting, n., adj. 
  1. to overturn:to upset a pitcher of milk.
  2. to disturb mentally or emotionally;
    perturb:The incident upset her.
  3. to disturb or derange completely;
    put out of order;
    throw into disorder:to upset a system;to upset a mechanism;to upset an apartment.
  4. Pathologyto disturb physically:It upset his stomach.
  5. to defeat or overthrow an opponent that is considered more formidable, as in war, politics, or sports.
  6. Metallurgyto thicken the end of (a piece of heated metal) by hammering on the end against the length of the piece.

  1. to become upset or overturned.

  1. an upsetting or instance of being upset;
  2. the defeat of a person, team, etc., that is considered more formidable.
  3. a nervous, irritable state of mind.
  4. a disordered or confused arrangement.
  5. Metallurgy
    • a tool used for upsetting.
    • something that is upset, as a bar end.

  1. overturned:an upset milk pail.
  2. disordered;
    disorganized:The house is upset.
  3. distressed;
    disturbed:She had an upset stomach. He is emotionally upset.
  4. [Archaic.]raised up.
up•setta•ble, adj. 
up•setter, n. 
up•setting•ly, adv. 
  • 1300–50; Middle English: raised up; see up-, set
    • 1.See corresponding entry in Unabridged Upset, capsize, overturn imply a change from an upright or other stable position to a prostrate one.
      Upset is a familiar word, applied to simple, everyday actions:to upset a table, a glass of water.Capsize is applied especially to the upsetting of a boat or other vessel:to capsize a canoe.Overturn usually suggests violence in upsetting something supposedly stable:The earthquake overturned houses.All three are used figuratively, also:to upset the stock market;
      to capsize a plan;
      to overturn a government.
    • 2.See corresponding entry in Unabridged unnerve, disconcert, fluster.
    • 5.See corresponding entry in Unabridged depose, displace.
    • 10.See corresponding entry in Unabridged perturbation, disturbance.
    • 11.See corresponding entry in Unabridged mess.
    • 15.See corresponding entry in Unabridged disconcerted, agitated, perturbed, annoyed.
    • 2, 3.See corresponding entry in Unabridged steady.

Collins Concise English Dictionary © HarperCollins Publishers::
upset vb /ʌpˈsɛt/ ( -sets, -setting, -set)(mainly tr)
  1. (also intr) to tip or be tipped over; overturn, capsize, or spill
  2. to disturb the normal state, course, or stability of: to upset the balance of nature
  3. to disturb mentally or emotionally
  4. to defeat or overthrow, usually unexpectedly
  5. to make physically ill: seafood always upsets my stomach
  6. to thicken or spread (the end of a bar, rivet, etc) by forging, hammering, or swagging
n /ˈʌpˌsɛt/
  1. an unexpected defeat or reversal, as in a contest or plans
  2. a disturbance or disorder of the emotions, body, etc
adj /ʌpˈsɛt/
  1. overturned or capsized
  2. emotionally or physically disturbed or distressed
  3. disordered; confused
  4. defeated or overthrown
Etymology: 14th Century (in the sense: to set up, erect; C19 in the sense: to overthrow); related to Middle High German ūfsetzen to put on, Middle Dutch opzetten

upˈsetter n upˈsetting adj upˈsettingly adv
'upset' also found in these entries:
Collocations: upset [the teacher, your parents], in a [major, great, surprising, humiliating] upset, [get, am] upset over what she [said, did, tried], more...

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