do a 180 degree turn

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do a 180 degree turn

To make a big change in some area of one's life. If one physically turns 180 degrees, one will then be facing the opposite direction. A: "Can you believe that Sam quit his job at the firm?" B: "No, he really did a 180 degree turn on being a paralegal!"
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Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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