test bank
n.— «In the UA’s Greek Life system, houses are homes not only to members but also to the tests, notes and study guides of greeks who have come before them. The tests and other materials, stuffed into filing cabinets and closets, are often referred to as “test banks” or “study banks.”» —“‘Test banks’: They exist, but should they?” by Kimberly Hill in University of Arizona Arizona Daily Wildcat (Tucson, Arizona) Nov. 14, 2007. (source: Double-Tongued Dictionary)