A Glossary of Prison Slang

From “Buck Rogers time” (a sentence with a far-future parole date) to “the monster” (HIV)

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily.


Some prison slang:

bo-bos: prison-issued tennis shoes

bone yard: trailers used for conjugal visits

brake fluid: psychiatric meds such as liquid Thorazine

Buck Rogers time: a sentence with parole unimaginably far in the future

chalk: prison moonshine

chin check: to punch an inmate in the jaw to see if he’ll fight back

clavo: (Spanish for “nail”) dangerous contraband

diaper sniper: child molester

diesel therapy: a lengthy bus trip, used as a punishment

ding wing: mental health ward

erasers: chunks of processed chicken

high class: hepatitis C

iron pile: weightlifting equipment

jack book: any magazine with pictures of women

the monster: hiv

ninja turtles: guards dressed in riot gear

robocop: guard who writes up every infraction, no matter how small

six-five: warning that a guard is approaching

stainless-steel ride: lethal injection

13 1/2: 12 jurors, 1 judge, and 1/2 a chance; seen in prison tattoos

The Mojo Prison Guide Menu

What’s independent journalism worth to you?

Our news will always be free to read, watch, and listen to online. But what is its value?

Unbiased reporting on the issues that billionaire-owned newsrooms won’t touch. Fearless research into the dark corners of government and corporations. Ferociously fact-checked news that focuses on the facts, and the facts alone.

It IS free for you and every reader, viewer, and listener to utilize. But it’s not free for our team to make. So, what’s it worth to you? Let us know by making a donation: Make a one-time donation today to support this work. Or make a monthly sustaining donation to help us plan for the future.

Whatever you choose, know that you’re supporting more independent, investigative journalism in a time when we need it most.

What’s independent journalism worth to you?

Our news will always be free to read, watch, and listen to online. But what is its value?

Unbiased reporting on the issues that billionaire-owned newsrooms won’t touch. Fearless research into the dark corners of government and corporations. Ferociously fact-checked news that focuses on the facts, and the facts alone.

It IS free for you and every reader, viewer, and listener to utilize. But it’s not free for our team to make. So, what’s it worth to you? Let us know by making a donation: Make a one-time donation today to support this work. Or make a monthly sustaining donation to help us plan for the future.

Whatever you choose, know that you’re supporting more independent, investigative journalism in a time when we need it most.

We Recommend

Latest

Sign up for our free newsletter

Subscribe to the Mother Jones Daily to have our top stories delivered directly to your inbox.

Get our award-winning magazine

Save big on a full year of investigations, ideas, and insights.

Subscribe

INDEPENDENT. BECAUSE OF YOU.

Mother Jones has no billionaires calling the shots—just readers like you making fearless reporting possible

Donate