Mine and Yours is a phrase that is used to refer to the possessions of two people. It is often used when referring to a couple, such as a husband and wife, or two friends. The term is used to differentiate between the possessions of each person, and to emphasize that they are separate. The crossword solution for Mine and Yours is 'OURS', which is a four letter word. This emphasizes the idea that the possessions of two people are shared, and that they belong to both of them.