The term 'Stock Mover' refers to a person who is responsible for the transportation and SALE of livestock. The crossword solutions for this term are 'SALE' (4 letters) and 'CATTLEPROD' (10 letters). A stock mover is responsible for the safe and efficient movement of livestock from one location to another, as well as the SALE of the animals. They may use a cattle prod to move the animals, which is an electric device used to encourage movement.