Definition: The word 'bunn' means to get dirty or to be covered with dirt or dust, particularly in a kitchen context. It is often used to describe something that is difficult to clean up quickly or efficiently after it has been spilled or accumulated on surfaces. In a culinary context, the term may also be used for making food into a greasy mess when it's cooked and served. For example, if someone spills hot oil in the kitchen, they could say "I accidentally spilled some butter onto the pan", where "butter" is the word that describes the grease from the spill. In general, "bunn" can be used to describe a dirty or messy situation or reaction that requires quick and effective cleaning.