1. a court order restricting information or comment by the participants involved in a lawsuit; - Example: "imposing a gag order on members of the press violates the First Amendment"
WordNet (r) 3.0 (2006):
gag order
n 1: a court order restricting information or comment by the
participants involved in a lawsuit; "imposing a gag order
on members of the press violates the First Amendment"