Definition: "Mortgage guy" is a male person who lends money to a borrower, or in some cases, provides mortgage services related to financing real estate. The term originated from the English phrase "mortgage man", which was used by colonial American settlers to refer to those who were involved with mortgages and loan servicing. Over time, it evolved into the modern-day usage where the person is an individual with expertise and experience in loans, particularly for purchase or refinance of properties. Definition of "Mortgage guy" as per definition in a dictionary: "1A: A person engaged in the lending or finance of property; one who lends money to another." So, based on its meaning from the above dictionary definitions, we can infer that someone who lends money is an individual who provides mortgage services. This could be a real estate agent, banker, loan officer, financial advisor, etc. Understanding "Mortgage guy" in this context means having expertise and experience in the lending or finance of property. It suggests someone with knowledge about loans, mortgages, and how to advise clients on different types of loans, such as home equity lines of credit (HELOC), mortgage refinances, etc.