'Proletarian' definitions:

Definition of 'proletarian'

(from WordNet)
adjective
Belonging to or characteristic of the proletariat
noun
A member of the working class (not necessarily employed); "workers of the world--unite!" [syn: proletarian, prole, worker]

Definition of 'Proletarian'

From: GCIDE
  • Proletarian \Prol`e*ta"ri*an\, a. [L. proletarius. See Proletary.] Of or pertaining to the proletaries; belonging to the commonalty; hence, mean; vile; vulgar. "Every citizen, if he were not a proletarian animal kept at the public cost." --De Quincey. -- n. A proletary. [1913 Webster]

Synonyms of 'proletarian'

From: Moby Thesaurus