Anyone who secretly uses their mobile phone to take pictures or video of people in public places.
Man #1- Hey asshole, you recording my girlfriend doing beer bongs and passing out drunk? I'm going to kick your ass, you Flip Phone Pervert.
Man #2- If your girlfriend wasn't making such a whore out of herself I wouldn't be doing it. Anyway, a concert parking lot isn't then best place to expect privacy.
Brought to public attention by Bob Woodward and Carl Bernstein in the book on the fall of Richard Nixon, All The President’s Men, ratfucker was Nixon’s term for a political operative who sows chaos among opponents; an agent provocateur. It is thought to have originated among campus political rivalries at USC, and seems to have some usage in the US military.
Along with Nixon’s other ratfuckers, Roger Stone caused fights at otherwise peaceful Democratic Party protests to generate a false narrative that the Democrats were violent and dangerous.