1. an amendment to the Constitution of the United States guaranteeing the right of free expression; includes freedom of assembly and freedom of the press and freedom of religion and freedom of speech;
WordNet (r) 3.0 (2006):
First Amendment
n 1: an amendment to the Constitution of the United States
guaranteeing the right of free expression; includes freedom
of assembly and freedom of the press and freedom of
religion and freedom of speech