Meanings
Probably from a railway train climbing a length of track sloping uphill (a grade).
How to pronounce "make the grade":
AU
To prove satisfactory; to be successful or worthy of merit.
Example Sentences
1
He failed to make the grade in the tryouts and did not get a spot on the team.
2
The new employee is struggling to make the grade and meet the company's expectations.
3
After hours of practice, she was able to make the grade and play the piano piece flawlessly.
4
The young actor auditioned for the lead role but didn't make the grade.
5
Despite her efforts, the student just couldn't make the grade in chemistry.