If someone is ready, they are properly prepared for something. If something is ready, it has been properly prepared and is now able to be used.

If you are ready for something or ready to do something, you have enough experience to do it or you are old enough and sensible enough to do it.

If you are ready to do something, you are willing to do it.

If you are ready for something, you need it or want it.

To be ready to do something means to be about to do it or likely to do it.

You use ready to describe things that are able to be used very quickly and easily.

Ready money is in the form of notes and coins rather than cheques or credit cards, and so it can be used immediately.

When you ready something, you prepare it for a particular purpose.

Ready combines with past participles to indicate that something has already been done, and that therefore you do not have to do it yourself.

If you have something at the ready, you have it in a position where it can be quickly and easily used.

If you want to emphasize that a person is properly prepared for something, or that something can now be used, you can say that they are ready and waiting .

If you say to someone 'Ready when you are', you are telling them that you are now ready to do something and that as soon as they are ready, you will do it.