1. Jojo stopped at a Target store and bought a douche bag for his wife on the way home from work.
2. Look at that low-talent so-called film actor with his girlfriend who's several years younger. When he's seen with her he always has this big shit-eating grin that says "Looky who I scored with!". He's a total self-centered douche bag.
3. Larry: Why do you hang around with that Mindy? She's uglier than sin! How can you get it on with a hideous douche bag like that?!
Originally meant to refer to an implement women use to clean their vaginal area. Recently, has come to mean a very dislikable, pretentious, filthy or Jewish person.