UPSET

Upset

An upset occurs in a competition, frequently in electoral politics or sports, when the party popularly expected to win, is defeated by an underdog whom the majority expects to lose, defying the conventional wisdom. The underdog then becomes a giant-killer.

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upset

Noun

  1. Disturbance or disruption.
    My late arrival caused the professor considerable upset.
  2. An unexpected victory of a competitor that was not favored.
  3. An overturn.
    "collision and upset": impact with another object or an overturn for whatever reason.
  4. An upset stomach.
  5. An upper set; a subset (X,≤) of a partially ordered set with the property that, if x is in U and x≤y, then y is in U.

Verb

  1. To make (a person) angry, distressed, or unhappy.
    I’m sure the bad news will upset him, but he needs to know.
  2. To disturb, disrupt or adversely alter (something).
    Introducing a foreign species can upset the ecological balance.
    The fatty meat upset his stomach.
  3. To tip or overturn (something).
  4. To defeat unexpectedly.
    ''Truman upset Dewey in the 1948 US presidential election.
  5. To be upset or knocked over.
    The carriage upset when the horse bolted.
  6. To set up; to put upright.
  7. To thicken and shorten, as a heated piece of iron, by hammering on the end.
  8. To shorten (a tire) in the process of resetting, originally by cutting it and hammering on the ends.

Adjective

  1. Angry, distressed or unhappy.
    He was upset when she refused his friendship.
    My children often get upset with their classmates.
  2. Feeling unwell, nauseated, or ready to vomit.
    His stomach was upset, so he didn't want to move.


The above text is a snippet from Wiktionary: upset
and as such is available under the Creative Commons Attribution/Share-Alike License.

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