What is Ration ?
Ration is (noun) an amount of food or supplies allowed The rations provided for the expedition were more than sufficient. The prisoners had to survive on meagre rations. (verb) to allow only a certain amount of food or supplies Petrol may be rationed this winter. During the war we were rationed to one ounce of cheese per person per week. Synonym restrict
source: Easier English, Student Dictionary Upper Intermediate Level