G-Man (slang) G-Man (slang) G-Man (short for "Government Man") is an American slang term for special agents of the United States Government. It is specifically used as a term for a Federal Bureau of Investigation (FBI) agent. "G-Man" is also a term used for members of G Division, essentially a British anti-rebel police unit operating out of Dublin Castle prior to Irish Independence in 1922. Colonel Ned Broy uses the term in his official testimony for the Irish Army's Bureau of Military History in their archive of the Easter Rising (1916) and the Irish War of Independence (1919-1921). According to the "Merriam-Webster
G-Man (slang) "J. Edgar". The encounter with Kelly is similarly dramatized in the 1973 film "Dillinger". In the video game franchise "Half-Life", one of the main characters is a "sinister interdimensional bureaucrat" called the G-Man, who speaks in a cryptic manner and places the main character Gordon Freeman into stasis at the end of the first game. In "", Charles Xavier refers to his team as "G-Men," but Moira MacTaggart says that they are something different like "X-Men." Charles finds that amusing and keeps it. The Spanish Rock band Hombres G got its name from the Spanish translation of G-Man and after