Definitions by Rishab Patil

16th grade 

Is typically called the fourth year of college/university ;senior year in college

I'm about to graduate college because I'm almost done with my fourth year of college/16th grade

16th grade by Rishab Patil June 9, 2019

16+ 

16 and over

If a lego set is 16+ then you can play it even if your 16 and over 16

16+ by Rishab Patil January 14, 2018