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indeterminate sentence

American  

noun

Criminal Law.
  1. a penalty, imposed by a court, that has relatively wide limits or no limits, as one of imprisonment for one to ten years.


indeterminate sentence British  

noun

  1. law a prison sentence the length of which depends on the prisoner's conduct

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of indeterminate sentence

First recorded in 1870–75