To change drastically in a fundamental way, often for the better; to change to the opposite (opinion or position).
To consider from a different viewpoint.
(often with a unit of time) To produce; to output; to generate.
To suddenly change or reverse one's opinion, point of view, stated position, behaviour, etc.
To reverse an expected outcome (of a game, etc.), usually from a losing outcome to a winning one; to return (a business, department, etc.) to effectiveness, profitability, etc.
To physically rotate (usually around a vertical axis) for a half turn (180 degrees), a whole turn (360 degrees), or an indefinite amount.
To convert (an agent) to work for one's own side.
To disturb, disrupt or adversely alter (something).
To be upset or knocked over.
To shorten (a tire) in the process of resetting, originally by cutting it and hammering on the ends.
To make (a person) angry, distressed, or unhappy.
To tip or overturn (something).
To defeat unexpectedly.
To thicken and shorten, as a heated piece of iron, by hammering on the end.
Angry, distressed, or unhappy.
Feeling unwell, nauseated, or ready to vomit.
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.
The dangerous situation where the flight attitude or airspeed of an aircraft is outside the designed bounds of operation, possibly resulting in loss of control.
An unexpected victory of a competitor or candidate that was not favored to win.
An overturn.
Disturbance or disruption.
An upset stomach.