Meaning of “prepare” - Learner’s Dictionary

prepare

verb uk us /prɪˈpeər/
GET READY [ I, T ]

A2 to get someone or something ready for something that will happen in the future:

I haven't prepared my speech yet.
They're preparing for the big game.
We're preparing the students for their end-of-year exam.
[ + to do sth ] I was busy preparing to go on a trip.
prepare yourself

B1 to make yourself ready to deal with a difficult situation:

Prepare yourself for a shock.
You should prepare yourself for a long wait.
FOOD [ T ]

A2 to make food ready to be eaten:

to prepare lunch

(Definition of “prepare” from the Cambridge Learner’s Dictionary © Cambridge University Press)