get wise

[get wise] {v. phr.}, {slang} To learn about something kept secretfrom you; become alert.

One girl pretended to be sick on gym dayswhen she had athletics, until the teacher got wise and made her goanyway.

- Often used with "to".

The boys got wise to Jack'sfondness for bubble gum.

If you don't get wise to yourself andstart studying, you will fail the course.

Compare: CATCH ON, SEETHROUGH. Contrast: IN THE DARK.