Someone's keep is the cost of food and other things that they need in their daily life.

A keep is the main tower of a medieval castle, in which people lived.

If you keep the number, size, or amount of something down, you do not let it get bigger or go higher.

If someone keeps a group of people down, they prevent them from getting power and status and being completely free.

If you keep food or drink down, you manage to swallow it properly and not vomit, even though you feel sick.

Keep on means the same as keep.

If you keep someone on, you continue to employ them, for example after other employees have lost their jobs.

If you keep to a rule, plan, or agreement, you do exactly what you are expected or supposed to do.

If you keep to something such as a path or river, you do not move away from it as you go somewhere.

If you keep to a particular subject, you talk only about that subject, and do not talk about anything else.

If you keep something to a particular number or quantity, you limit it to that number or quantity.

If you keep up with someone or something that is moving near you, you move at the same speed.

To keep up with something that is changing means to be able to cope with the change, usually by changing at the same rate.

If you keep up with your work or with other people, you manage to do or understand all your work, or to do or understand it as well as other people.

If you keep up with what is happening, you make sure that you know about it.

If you keep something up, you continue to do it or provide it.

If you keep something up, you prevent it from growing less in amount, level, or degree.

If you keep at it, you continue doing something that you have started, even if you are tired and would prefer to stop.

If you keep going, you continue moving along or doing something that you have started, even if you are tired and would prefer to stop.

If one thing is in keeping with another, it is suitable in relation to that thing. If one thing is out of keeping with another, you mean that it is not suitable in relation to that thing.

If you keep it up, you continue working or trying as hard as you have been in the past.

If you keep something to yourself, you do not tell anyone else about it.

If you keep to yourself, you stay on your own most of the time and do not mix socially with other people.

If someone keeps or is kept in a particular state, they remain in it.

If you keep or you are kept in a particular position or place, you remain in it.

If you keep off something or keep away from it, you avoid it. If you keep out of something, you avoid getting involved in it.

If you keep doing something, you do it repeatedly or continue to do it.

Keep is used with some nouns to indicate that someone does something for a period of time or continues to do it. For example, if you keep a grip on something, you continue to hold or control it.

If you keep something, you continue to have it in your possession and do not throw it away, give it away, or sell it.

If you keep something in a particular place, you always have it or store it in that place so that you can use it whenever you need it.

When you keep something such as a promise or an appointment, you do what you said you would do.

If you keep a record of a series of events, you write down details of it so that they can be referred to later.

If food keeps for a certain length of time, it stays fresh and suitable to eat for that time.

You can say or ask how someone is keeping as a way of saying or asking whether they are well.

If someone or something keeps you from a particular action, they prevent you from doing it.

If someone or something keeps you, they delay you and make you late.

If you keep something from someone, you do not tell them about it.

If you keep animals, you own them and take care of them.

If you keep yourself or keep someone else, you support yourself or the other person by earning enough money to provide food, clothing, money, and other necessary things.