The term 'Trough Stuff' is a phrase used to describe the process of feeding animals. It involves placing food in a trough, which is a long, shallow container, so that the animals can eat from it. This method of feeding is often used for livestock, such as cows, horses, and sheep, as it allows them to FEED without having to be individually hand-fed. The crossword solution for this term is 'FEED', which is a four-letter word.