Origin of gag law
Examples from the Web for gag law
So read the gag-law, as it was called, introduced in the House by Mr. Atherton.The Works of Whittier, Volume III (of VII)|John Greenleaf Whittier
This rule, in his opinion, much more deserved the character of a "Gag-law," than the Sedition law did.
If the gag-law was attempted to be put in force, he would resist it to the last.Thirty Years' View (Vol. II of 2)|Thomas Hart Benton