What is Barretry?

Legal Definition
In criminal law. The act or offence of a barretor, (q. v.;) usually called "common barretry." The offence of frequently exciting and stirring up suits and quarrels, either at law or otherwise. 4 Bl. Comm. 134; 4 Steph. Comm. 262.
-- Black's Law Dictionary
Legal Definition
Same as Barratry.
-- Ballentine's Law Dictionary