It seems there might be a misunderstanding with the term "jew bush." The correct term you are likely referring to is "jewbush," which refers to a type of plant. Here’s a simple explanation and breakdown:
Jewbush (noun): This is a low shrub found in tropical areas of America. It has properties that can induce vomiting, which means it can make someone feel sick to their stomach and cause them to throw up.
In botanical studies or discussions about traditional medicine, you might encounter this term when discussing the properties of various plants and their uses.