French hours

French hours
 n.— «[Billy Wilder] also likes the French hours—noon to 7:30 P.M. “In Hollywood, with the five-day week and early hours, one can make fifty silly errors before one begins to work.”» —“Production Views Along the Seine” by Gene Moskowitz in Paris, France New York Times Nov. 11, 1956. (source: Double-Tongued Dictionary)