to be willing to do something, especially something difficult or something that you do not usually do:
You have to be prepared to take risks in this kind of work.
How much is she prepared to pay?
ready to do something or deal with a situation
ready to deal with something[not before noun]
I wasn't prepared for all their questions.
well/fully/inadequately etc prepared
Luckily, we were well prepared for the storm.
ill-prepared (=not ready to deal with a difficult situation)
The country was ill-prepared to fight another war.
There was no news and we were prepared for the worst (=expected something very bad).
used when saying strongly that you refuse to do something:
I'm not prepared to sit here and listen to this rubbish!
planned, made, or written at an earlier time, so that it is ready when it is needed:
The president read out a prepared statement.