sale
The word 'sale' in French translates to 'dirty' in English. It is used in French to describe anything that is not clean, such as dirty clothes (les vêtements sales), dirty windows (les fenêtres sales), etc. Unlike English, 'sale' in French does not refer to a reduction in price or selling things.
This shirt is dirty.
In French, 'sale' is often used to describe something as dirty, not clean or unsightly. In this context, it is used to describe the state of the shirt as not being clean.
It's a dirty garage sale.
Here, 'sale' is used to describe the garage sale. Usually, a garage sale involves the sale of used goods, so the speaker might be implying that the items on sale are not in good condition.
She has a dirty character.
In this instance, 'sale' is used to describe someone's character. If someone's character is described as 'sale', then it may imply that the person is not virtuous, has negative traits or behaves in an unpleasant way.