Vietcong is a tactical first-person shooter computer game, developed by Pterodon and Illusion Softworks, published by Gathering in April 2003, and set during the Vietnam War.
The Vietcong was a communist army based in South Vietnam that fought the United States and South Vietnamese governments during the Vietnam War (1958-75).
Definitions of Vietcong at Dictionary.com. ... 1. a Communist-led army and guerrilla force in South Vietnam that fought its government and was supported by North Vietnam.