good cop noun in a pair of police, the partner who plays the sympathetic, understanding role during an interrogation US,1975
Rourke, who’s got a very sweet face and disposition, plays the good cop but between the two, if I had to face it out or duke it out, I’d rather go up against O’Shea than Rourke any day of the week. — Robert Campbell, InaPig’sEye, p. 23, 1991