Redorer son blason

To "redorer son blason" means to improve or restore one's reputation or image. Imagine if you spilled some paint on your favorite shirt and people started making fun of you for being messy. Redorering your blason would be like washing the stain out of the shirt and showing people that you're actually very careful and tidy.

Sometimes people make mistakes or get a bad reputation for something they didn't even do. By "redorering their blason," they can work to show others that they're really good people or that they can be trusted again. It's like when you accidentally spill some milk, but then you clean it up and your mom knows you're still a responsible kid who can be trusted with milk again.