1. Police code for a
person that is a danger to him/herself.
2. Often used by gangster and thugs as a
person that is psycho enough to put his/her or anyone else's life on the line.
3. Can be a reference to a trance like episode were the
person doesn't care about the law, life or anything around.
1. "I'
m going to need assistance with a 51
50 on 12th st." - officer Doofy
2. Miss 5150 is a hot piece but I heard that she is straight up psycho and she is down for that BLU flag.
3. That slob better quit clowning or I'
m going to have to go 51 50 on his ass.