/ Dictionary / Index P proletarianism: Meaning and Definition of Find definitions for: pro•le•tar•i•an•ism Pronunciation: (prō"li-târ'ē-u-niz"um), [key] — n. the practices, attitudes, or social status of a proletarian. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. proletarian proletarianize 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