The term 'STATION SUB' is a combination of two words, 'STATION' and 'SUB'. STATION is a noun that refers to a place where people can stop for a short period of time, such as a train STATION or a bus STATION. SUB is an abbreviation for submarine sandwich, which is a type of sandwich made with a long roll of bread filled with various meats, cheeses, and vegetables. The crossword solution for the term 'STATION SUB' is DELI, which is a type of store that sells prepared food items such as sandwiches, salads, and other snacks.