put ~ behind meの形で、嫌なことを忘れる、迷いを吹っ切る、女を捨てるとかを表現できます。
不愉快な思い出を忘れた→He put his unpleasant memories behind him.
私と3人の子を残して夫が死んだとき、私は女を捨てたのです→When my husband died, leaving me and the three kids, I put behind me any thought of trying to be attractive (stay feminine).
その一言で迷いが吹っ切れた→It was that one word that enabled me to put all my doubts behind me.