Communist

Noun

 * 1) A member of a formally constituted Communist Party.
 * 2) A proponent of the kind of communism formally espoused by such a party, typically either Marxism, or more commonly, Leninism or Maoism.
 * 3)  Any citizen of a country controlled by such a party, particularly Red Chinese and  Soviets.
 * , a proponent of the general philosophy of communism.
 * , a proponent of the general philosophy of communism.
 * , a proponent of the general philosophy of communism.

Adjective

 * 1) Of or relating to a formally constituted Communist Party.
 * , of or related to the general philosophy of communism.
 * , embodying the ideals of communism.