/ Dictionary / Index P proletarian: Meaning and Definition of Find definitions for: pro•le•tar•i•an Pronunciation: (prō"li-târ'ē-un), [key] — adj. pertaining or belonging to the proletariat. (in ancient Rome) belonging to the lowest or poorest class of the people. —n. a member of the proletariat. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: proletarian (Thesaurus) prolepsis proletarianism Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language