5-0 

Slang for police officers and/or a warning that police are approaching. Derived from the television show Hawaii 5-0. Also see pig, and piglet.

Look out man, 5-0!

5-0 by Robert December 28, 2002

5-0 

Another name for policemen

Oh No! 5-0! Get the fcuk out of ere! Run!

5-0 by Doug December 3, 2004

5-0 

slang for police, originated from the TV show "hawaii five-0" (apparently a show about cops)

"5-0 at the do, gotta go" -cradle to the grave

5-0 by chris January 1, 2004

5-0 

Term commonly used to quickly alert a house full of underage, intoxicated party goers that the cops have showed up and to exit the property via the back fence, or to let your crazed friend driving to know a cop is around and to slow it down.

Oh crap man, 5-0 hide the weed, quick drink the rest of the keg.

5-0 by ImportDayz December 23, 2002

5-0 

the police, cops, FBI what ever. the person who comes to bust you

"oh shit its the 5-0"

5-0 by matt March 11, 2004

5-0 

The police, A Squad Car, Uniformed Officer.

"5-0 nugga, Double-Up"

5-0 by Tha Bean December 3, 2003

5-0 

noun:
1) The police
2) A skateboard grind manuever in "manual" or "wheelie" position

1) It's the 5-0! Dump out your beer.
2) He fucking switch-flip 5-0 grinded the Hubba ledge and popped it off clean.

5-0 by Spit Blood April 15, 2003