Definition of monumental. 1  1 : serving as or resembling a monument : massive monumental sculptures; also : highly significant : outstanding a monumental painting that stunned the American public. 2  2 : of or relating to a monument modern monumental architecture. 3  3 : very great a monumental misunderstanding.
The average GPA at USC is 3.73. (Most schools use a weighted GPA out of 4.0, though some report an unweighted GPA. With a GPA of 3.73, USC requires you to be above average in your high school class. You'll need at least a mix of A's and B's, with more A's than B's. You can compensate for a lower GPA with harder classes, like AP or IB classes.
3.8 GPA is good, and good enough to get in top schools. The difference is how much other stuff you do. A 4.4. who does nothing but study will not necessarily get into Harvard, Stanford, Cal, or Princeton.