The crossword solution for the term 'BALLOON, PERHAPS' is TRIAL. This term is often used to refer to a test or experiment, usually one that is conducted in order to determine the effectiveness of something. It can also be used to refer to a legal proceeding, such as a court case. In the context of a balloon, it could refer to a test flight of a new type of balloon, or an experiment to see how a balloon behaves in certain conditions.