1.
Generally used as acronym for a corrupt police officer/s that he/she usually turns a blind eye to illegal activities of criminals in exchange most probably for disposable income or "*to boost the funds of a precinct/police station*"
*Example taken from the motion picture:
SAFE-(Film Description Below If Your Interested)
Luke Wright (Jason Statham) is a two-
bit cage fighter, until the day he throws a fixed match. In retaliation, the Russian
mob murders his family and destroys his
life. Though alone and haunted by grief,
Luke springs into action to save a Chinese girl (Catherine Chan) from the same gangsters who killed his family -- and lands in the middle of a high-stakes
war. The girl is no ordinary child; she's a math prodigy who holds in her head a numerical code for which various factions are ready to kill.