fuck 12

Etymology
From, of uncertain origin. Widespread use of the phrase as an anti-police slogan grew following the 2014 in Ferguson, Missouri. Likely popularized by "F*ck 12", a song by American hip hop group from their 2013 mixtape , which uses 12 in reference to the police while describing a narcotics raid: “12 kickin' in my front door  12 in my home, they won't leave me alone”.
 * Possibly from, an alternative form of in which the letters are substituted with their position in the alphabet.
 * Alternatively, from the American police procedural television series  (1968–1975), in which 1-Adam-12 refers to a patrol unit and its radio call sign.

Phrase

 * 1)  Fuck the police,