What is the meaning of "go over"?

The meaning of "go over" is:

to review

What is the definition of "go over"?

The definition of "go over" is:

to review

"go over" means

to review

Example Sentence:

The student went over her notes before the final exam.

Please go over the idioms you learn every night.

The actors were busy going over their lines to prepare for the play.