1. Literally, to begin moving in the opposite direction. (If one physically turns 180 degrees, one will then be facing the opposite direction.)

"I was going to go to the park, but when I saw those dark clouds roll in, I did a 180 and headed back home."

2. To make a big change in one's position, opinion, lifestyle, etc.

"Can you believe that Sam quit his job at the firm?" B: "No, he really did a 180 on being a paralegal!"

Synonyms: change of mind, reversal, turnaround, retraction, volte face, U-ey, backtracking, change of heart, change of plan, eating one's words, sea change

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In which Taehyung, a new and hardworking lawyer, gets the case of his lifetime but pretty quickly finds out why nobody else wanted to take the case of the countries most dangerous gangleader who has no desire to help Taehyung at all.

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