The term 'Banana Cover' can be broken down into two crossword solutions: PEEL (4 letters) and SKIN (4 letters). PEEL is a verb meaning to remove the outer covering of something, usually with your fingers or a tool. SKIN is a noun referring to the outer layer of an object, such as a fruit or vegetable. Together, these two words refer to the process of removing the outer layer of a banana, which is commonly referred to as peeling or skinning the banana.