The defining word of a person whom steals the significant other from someone else only so the "car Jacker" can be with the person whom was stolen. Find a person whom you, the car jacker, want to be with, then procced to "steal" that person from the one whom they are already engaged in a relationship with, causing them to break up and then moving in to build a relationship with the person the car jacker choose to steal.
That duche bagChris is such a car jacker, he stole my girl right out of my arms!!
Fogey/fogy /fougi/ sl. (early 18C+, orig. Scot) old-fashioned, stuck-in-the mud.
Person with old fashioned ideas which he is unwilling to change: Come to the disco and stop being such an old fogey!
You think me an old fogeyand an old tory, his thoughtful voice said. I saw three generations since O’Connel’s time. I remember the famine. Do you know that the orange lodges agitated for repeal of the union twenty years before O’Connel did or before the prelates of your communion denounced him as a demagogue? You fenians forget some things. (James Joyce, Ulysses. PenguinBooks,1992. p. 38)