The term 'You REAP What You Sow' is a proverb that has been used for centuries to express the idea that one's actions have consequences. It means that if you do something good, you will receive good in return, and if you do something bad, you will receive bad in return. The crossword solution for this term is 'REAP', which is a four-letter word meaning to gather or harvest the crop that has been planted. This phrase is often used to remind people to be mindful of their actions and to think about the consequences of their decisions.