verb: to restrict the amount of something each person can have — such as food or gasoline when there is a shortage, or when more is wanted than is available
noun: a fixed portion of something that is given as a person's share — such as goods of which there is a shortage, or food for soldiers in the field
We opened our duffel bags for the first time and found that Hermes really had thought of everything-extra clothes, toiletries, camp rations, a Ziploc bag full of cash, a leather pouch full of golden drachmas.
Chapter 8 (58% in)
There are no more uses of "ration" in The Sea of Monsters.