Upset may refer to:
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Upset (band)
Upset is an American band, formed in 2013. The band originally consisted of Ali Koehler on guitar and lead vocals, Jenn Prince on lead guitar and vocals, Chris Juarez on bass, and Patty Schemel on drums. After the recording and release of their d ...
, an American rock band
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Upset (competition)
An upset occurs in a competition, frequently in electoral politics or sports, when the party popularly expected to win (the "favorite") is defeated by (or, in the case of sports, ties with) an underdog whom the majority expects to lose, defying ...
, where a likely winner loses
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"Upset" (''Hit the Floor''), an episode of the television series ''Hit the Floor''
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Upset (horse)
Upset (foaled 1917 in New Jersey) is notable as the only horse to have ever defeated Man o' War. Man o' War, who would go on to a career in which he won 20 of his 21 starts, faced Upset in the seventh running of the Sanford Memorial Stakes at ...
, a racehorse
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Upset (wastewater treatment)
Secondary treatment (mostly biological wastewater treatment) is the removal of biodegradable organic matter (in solution or suspension) from sewage or similar kinds of wastewater. The aim is to achieve a certain degree of effluent quality in a sew ...
, temporarily decreased effluent quality
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Aircraft upset
Aircraft upset is an unacceptable condition, in aircraft operations, in which the aircraft flight attitude or airspeed is outside the normally intended limits. This may result in the loss of control (LOC) of the aircraft, and sometimes the total ...
, a dangerous aviation condition
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Upper set
In mathematics, an upper set (also called an upward closed set, an upset, or an isotone set in ''X'') of a partially ordered set (X, \leq) is a subset S \subseteq X with the following property: if ''s'' is in ''S'' and if ''x'' in ''X'' is larger ...
, in mathematics
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UpSet Plot, in data visualization
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Upset forging, a forging process where a workpiece's diameter is increased by compressing its length.
* Upset, a type of fault in wood, see
Shakes (timber) ยง Thunder shake or upset
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