Normally used for the CIA but also used for agencies like the ATF, FBI, etc.
Their inability to blend in to the native population’s habits, patterns and speech makes them stick out like a sore thumb to the population, hence they “glow in the dark.”
The most common trappings of government shills are their inability/hesitation to use the major racial slurs, improper use of memes, and the pushing of mainstream political theories.
FBI Capitol Hill Insurrectionist
60 some year old American Merc in the Ukraine who has, personally, killed hundreds of “evil” Russkies.
Don’t ask for photos; his word is his honor.
Glowies of the (Western) World, Unite!.