"Baseless lawsuits" refers to legal actions that are lacking in evidence, substance, or merit. These lawsuits have no solid basis or support, making them without foundation or established facts. Full definition
«He would rather that I'm not on the ballot and is bringing this really frivolous and baseless lawsuit instead of having a debate where we actually talk about both the issues and answer the questions that have arisen about his character in the past couple weeks.» (brooklyneagle.com)
Your petitioners are harassed in the streets; you're subjected to baseless lawsuits by one party or another.» (thirdpartypolitics.us)
We also urge the FTC to use its investigatory and enforcement powers against the most abusive trolls — especially those that use baseless lawsuits to extort settlements. (eff.org)