5-0

Definition

Street slang for police officers, derived from the classic 1970s TV show "Hawaii Five-O" about an elite state police unit. This warning term allows people to alert others about law enforcement presence without being obvious. It's been a staple of cop-avoidance vocabulary for decades across multiple generations.

Example Usage

5-0 rolling through—everybody be cool and act natural.

Source: Urban Dictionary (https://www.urbandictionary.com/define.php?term=5-0&defid=18310)

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