Meaning of “wish” - Learner’s Dictionary

wish

verb uk us /wɪʃ/
wish (that)

B1 to want a situation that is different from the one that exists:

I wish that I didn't have to go to work.
I wish he would leave.
I wish I had been there.
wish to do sth formal

B2 to want to do something:

I wish to speak to the manager.
wish sb luck/success, etc

B1 to say that you hope someone will be lucky/successful, etc:

I wished him luck for his test.
I/you wish! informal

used to say that you would like something to be true although you know it is not true:

"Have your exams finished yet?" "I wish!"

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