n. — Administration, Law
the release of a prisoner during the day to, e.g. to work or attend school.
COD-2 marks day release "Cdn". The term, however, is no Canadianism, as shown in Chart 1. The common Canadian term is day parole, which can be claimed as a Canadianism on the grounds of frequency.
See also: mandatory supervision day parole
- 1981  Before these new programs started, the opportunity to earn money while serving a sentence was limited to low-risk inmates employed outside the prison on day release. 
- 1988  "We believe organized crime figures like Tony Musitano should serve their full time, right up to the mandatory (two-thirds of their sentence)."
Convicts are eligible for day release after serving one-sixth of their sentences and for full parole after serving one-third. Providing they have exhibited relatively good behavior in prison, they must be released after serving two-thirds of their sentences on a form of parole that is called mandatory supervision. 
- 1994  After being transferred to Joyceville penitentiary, Reid again escaped custody while on day release. Later, when Mitchell feigned a medical emergency, Reid and Lionel Wright helped him escape by holding up the ambulance transporting him from prison to hospital. 
- 1996  He reports, for instance, that guards were not allowed to search visitors. Nor were they allowed to conduct "effective" searches of the prisoners who had returned from day release. 
- 2002  Moyes and Therrien were charged last week with first-degree murder of five people at a farm in Abbotsford, B.C., in September 1996, while both were on day-release programs. 
- 2015  A man convicted for his role in the shooting deaths of four Mounties in rural Alberta in 2005 is applying for full parole. Shawn Hennessey is to appear before the Parole Board of Canada in Edmonton this morning. The 35-year-old was granted day release to a halfway house last fall. 
Images:
Chart 1: Internet Domain Search, 21 Nov. 2015