What are the two ways the meaning of the us constitution can change

To propose amendments, two-thirds of both houses of Congress can vote to propose an amendment, or two-thirds of the state legislatures can ask Congress to call a national convention to propose amendments.

Explanation:

This vital process of constitutional change by means other than formal amendment has taken place—and continues to occur—in five basic ways: through (1) the passage of basic legislation by Congress; (2) actions taken by the President; (3) key decisions of the Supreme Court; (4) the activities of polit- ical parties; ...

you aint got nothin on my lil weenies