교도소 내에서 수감자를 다른 사람들과 분리하여 혼자 가두어 두는 방.
A slang term used within a prison context to refer to solitary confinement, where an inmate is kept in isolation from the general population.
예문:
"The inmate was put in iso for three days after breaking the prison rules."
"Many advocates argue that long periods in iso are psychologically damaging."