vulgarest

1. lacking refinement or cultivation or tasteExamples: "he had coarse manners but a first-rate mind"; "behavior that branded him as common"; "an untutored and uncouth human being"Synonyms: coarse, common, rough-cut, uncouth, vulgar

2. of or associated with the great masses of peopleExamples: "the common people in those days suffered greatly"; "behavior that branded him as common"; "his square plebeian nose"Synonyms: common, plebeian, unwashed, vulgar

3. being or characteristic of or appropriate to everyday languageExamples: "common parlance"; "a vernacular term"; "vernacular speakers"Synonyms: common, vernacular, vulgar

4. conspicuously and tastelessly indecentExamples: "coarse language"; "a crude joke"; "crude behavior"Synonyms: crude, earthy, gross, vulgar