grassroots Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition adjective. relating to the most basic level of an organization or movement. Example Sentence These problems arose from the grassroots of the society. More Example Sentences Grassroots movements often inspire big changes. Synonyms community; local; basic Antonyms elite; upper; advanced Hear It! Say It! Write It! grassroots Switch to cursive Start Share with your friends: