cheese stick noun2 •A short, cylindrical, usually individually-wrapped serving of string cheese (or, less commonly, other cheeses).One cheese stick is only 80 kcalories; however, four to five cheese sticks add up to 320 to 400 kcalories. — 2014 •An elongated piece of battered or breaded cheese, such as a mozzarella stick.Then he added a cheese stick: a one-inch-square by five-inch-long lump of mild cheddar cheese dipped in the same cornmeal batter and deep-fried. — 1984 formscheese sticks