The meaning of RATION is a food allowance for one day. How to use ration in a sentence. The meaning of RATION is a food allowance for one day. How to use ration in a sentence. a limited amount of something that one person is allowed to have, especially when there is not…. a limited amount of something that one person is allowed to have, especially when there is not…. When there is not enough of something, your ration of it is the amount that you are allowed to have. The meat ration was down to one pound per person per week. They have begun to issue ration cards for basic necessities such as rice and flour. When there is not enough of something, your ration of it is the amount that you are allowed to have. The meat ration was down to one pound per person per week. They have begun to issue ration cards for basic necessities such as rice and flour. meanings, etymology, pronunciation and more in the Oxford English Dictionary ration , n. meanings, etymology, pronunciation and more in the Oxford English Dictionary The meaning of RATION is a food allowance for one day. How to use ration in a sentence.