At one time in Cook Co. Il they were called barn bosses. In the old days the inmates were locked up at night in a barn. The toughest prisoners were left in charge of all the other prisoners without any supervision. A terrible system.
range boss, tier boss, house boss, house man
one leg, two leg.....referring to trustie stripes on pants leg outer inseam
very poor idea to have inmates with authority over other inmates
that is already an innate problem in incarceration...predators flourish