turn around

Short definition from Wiktionary

Noun

1. 1
   Alternative spelling of turnaround.
2. 2
   Alternative form of turnaround.

Verb

1. 1
   To physically rotate (usually around a vertical axis) for a half turn (180 degrees), a whole turn (360 degrees), or an indefinite amount.
2. 2
   To change drastically in a fundamental way, often for the better; to change to the opposite (opinion or position).
3. 3
   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.
4. 4
   To convert (an agent) to work for one's own side.
5. 5
   To suddenly change or reverse one's opinion, point of view, stated position, behaviour, etc.
6. 6
   To consider from a different viewpoint.
7. 7
   (often with a unit of time) To produce; to output; to generate.