Best Answer: You should eat between 6-8 servings of fruit and vegetables daily, 5-6 oz. of meat daily, and around 4-6 grains daily. This is a healthy way of eating. If you can't eat all of this take some vitamins to replace lost essential vitamins. Source(s):
Freebase(0.00 / 0 votes)Rate this definition: Grandfather clause. A grandfather clause is a provision in which an old rule continues to apply to some existing situations, while a new rule will apply to all future cases.
May 23, 1996. You asked for a simple, useful definition of grandfathering in the sense of allowing a preexisting use to continue despite a later regulation. You also mentioned a couple of situations in your city where this issue may arise.