What is the meaning of Test_out?

To try or experiment with (something or someone) in order to see if it works, is true, or is successful.

To explore (something one has little experience with), especially to do so in a safe environment.

To explore how (someone) responds to something; To feel someone out.

To demonstrate a certain result in a test, especially a successful result.

To pass a placement test that enables one to avoid taking a course.

A trial; an experiment to see how or whether something works; the act of testing something out.

A placement test that allows someone to skip a course.

Source: wiktionary.org