rollup
n.— «Patrick Neil, a division manager for Ventura County’s probation department, would not comment on why Avary was removed from the furlough program. “Any causes behind a rollup is not something we can discuss,” Neil said, using the term for when an inmate is transferred from one facility to another. Thursday evening, @avary—who has been referring to himself as #34—tweeted “#34 is “rolled up” to a higher security facility for exercising his first amendment rights. The truth he has discovered is too dangerous.”» —“Screenwriter Roger Avary moved from work furlough program to jail after tweeting episode” L.A. Now: Los Angeles Times (California) Nov. 27, 2009. (source: Double-Tongued Dictionary)
The term “roll up” has been use in California Corrections and Law Enforcement for at least 40 years and probably much longer. It more than likely derives from the practice of rolling up an inmates mattress and leaving it in the cell or on the bunk when an inmate is moved. It does not necessarily mean that the inmate is being moved to a higher custody situation only that the inmate is being moved