to put someone in a difficult or dangerous situation by not acting as you had promised to act, usually in order to win an advantage for yourself betray someone, especially so as to benefit oneself. ... [مشاهده متن کامل]
"he said they were management lackeys who had been sold down the river by Bunker" They kept the merger a secret until the last minute, so the employees who were laid off felt they'd been sold down the river
آدم فروشی وقتی میگیم They sold me down the river. یعنی اونها منو فروختن. . . لو دادن. . . نامردی کردن