ˈ ̷ ̷ ˌ ̷ ̷ adjective
Etymology: grass roots
1. : basic : fundamental
the grassroots factor in deciding to buy a house
2. : being, originating, or operating in or at the basic or local level of society
a grassroots organization
grassroots political support
3. : not adapted from or added to an existing facility or operation : totally new
a grassroots refinery