Of, or relating to people or society at the local level; of the grass roots(adjective)
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Use "grassroots" in a sentence
"I think you know the term grassroots lobbying, which means Washington-based lobbyists reaching back into the districts to get people to write in on behalf of the causes that they advocate."
"Its preferred strategy is to lie on the state level long and hard what it calls the "grassroots"."
"After the state GOP, it did admit to having a camera in the crowd thanks to an anonymous tip, but denied organizing what it called a grassroots event, also telling me, "Doggett owes us and them an apology for calling the crowd a mob.""