I've found another source that indicates it's to do with post-processing but I still don't know what it is. Maybe this will help someone to come up with a translation:
Managing multiple pre-printed check Forms Storing/Securing check stock Maintaining Inventory of Check Stock Retrieving Check Stock & Loading onto Printer Printing the Checks Bursting the Checks Decollating the Checks Signing the Checks Sorting the Checks Distributing the Checks The traditional system requires that checks be printed for each bank account, company and/or bank in use for the particular check payment application.
source:
http://www.expandyourbusiness.com/weekly/are_you_printing_yo...