{n. phr.} A typical office job that starts at 9 A.M. and ends at 5 P.M. with a one-hour lunch break at 12 noon or 1 P.M. * /We professors are not too well paid but I could never get used to a nine-to-five job./
NINE-TO-FIVE JOB
Meaning of NINE-TO-FIVE JOB in English
Slang English vocab. Английский сленговый словарь. 2012