Pronunciation: (kom'yu-nist),[key] —n. 1. (cap.) a member of the Communist party or movement.
2. an advocate of communism.
3. a person who is regarded as supporting politically leftist or subversive causes.
4. (usually cap.) a Communard.
—adj. 1. (cap.) of or pertaining to the Communist party or to Communism.
2. pertaining to communists or communism.