The meaning of Apply-oneself

verb

To request something, usually officially, esp. by writing or by sending in a form

Usage examples:

To apply for a job/loan, she applied for admission to law school., the same rules apply to everybod…

verb

To officially ask for something such as a job, a place on a course, or a loan, usually by completing a special form or writing a letter

Usage examples:

Please apply before april 4th., apply for sth i'm applying for a new job., apply to do sth how do y…