It's a subtle way of saying that you can't do something in a relationship. Like when you don't have time for a romantic dinner, but only two minutes for sex.
1:
Woman: We're supposed to taste wedding cakes this afternoon, remember?
Man: Ouch! No-can-do's-ville, baby doll.
2:
Woman: Wow, that was really mean. I think you owe me an apology.
Man: No-can-do's-ville, baby doll, no-can-do's-ville.
Frenchslang, which translated, means "bull's fashion" but basically equates to "hyper trendy" or overly trendy. Used when a person wishes to express distaste at the latest fashion trend/fad, because it seems that everyone has a certain item of clothing or is wearing it. This term is most frequently heard in Paris but is slowly spreading to other parts of France.
1. That Burberryscarf is so fache-couture.
2. That purple American Apparel hoodie is so fache-couture.