Wikipedia defines a strategic lawsuit against public participation
as "one which is intended to censor, intimidate and silence critics by burdening them with the cost of a legal defense until they abandon their criticism or opposition.
The newspaper lawsuit also alleges that the union's action is a SLAPP case -- a strategic lawsuit against public participation
, intended to prevent citizens from exercising their political rights or to punish those who have done so.
In legal jargon, food disparagement suits are called SLAPPs, for Strategic Lawsuit Against Public Participation
That's a suit filed under provisions of the Strategic Lawsuit Against Public Participation
statute enacted in 1992 that allows for a motion to strike a complaint that arises from conduct that falls within the rights of petition and free speech.
A SLAPP lawsuit -- Strategic Lawsuit Against Public Participation
-- is a lawsuit to prevent or punish a person's exercise of the rights to free speech and to petition the government for redress of grievances, guaranteed by the federal and California constitutions.