MARKING' is a term used in many contexts to describe the process of leaving a mark or signature on something. It can be used in reference to leaving a physical mark on an object or surface, such as a signature on a document, or it can also be used to describe the process of making a mental or emotional mark on someone, such as leaving a lasting impression on someone. In either case, the term 'marking' refers to the act of leaving a mark or signature on something that will have some sort of lasting effect.