The term 'TO BE, TO MARIE' is a French phrase that translates to 'to be, to marry'. It is often used as a proverb to express the idea that marriage is a natural part of life. The crossword solution for this term is 'ETRE', which is the French verb for 'to be'. This phrase is often used to emphasize the importance of marriage in life and to encourage people to take the step of getting married.