Slang for the enemy in war. Used by the soldiers in the field, rarely by the generals back home. Originated in the Vietnam War, when the Vietcong were referred to as VC. Using the phonetic alphabet, VC translates to "Victor Charlie," thus spawning the term.
An alphabet used by NATO in order to clearly speak over a radio. Used for call signs, tail numbers on planes, abbreviations, and anything which would require letters be spoken over the radio
From the word DOC, from Snow White. This is used to describe someone who is very inteligent and is the leader of a group because of it. Granted, this group usually isn't the CIA, more like the Association of Children with Football Helmets (trying to be as politically correct as possible).
What the American military has referred to the enemy as since the Vietnam War. Comes from the abbreviation for Vietcong, VC. Using the NATO Phoenetic Alphabet, this translates to Victor Charlie. It's not a racial slur for Vietnamese. It's the enemy.