An agreement arranged prior to eating in which two meals that are capable of being split in half (eg. a tuna sandwich and a low carb chicken wrap) are split evenly among the two diners, resulting in each of them having half of the other's meal.
Man, have you ever noticed those two slutties at the gym? They definitely only come so guys can check them out. They don't even exercise; they just stretch out for an hour on the mat.