Nine to five Definition 1 of 2Pro Tip 1/3Work Schedule Used for the typical work hours in many companies, but actual times can vary. Her nine to five includes an hour lunch break. Pro Tip 2/3Not Literal 'Nine to five' can represent any standard full-time job, even with different hours. He works a nine to five, even though he clocks in at 8. Pro Tip 3/3Routine Implication Often implies a routine or monotonous job, which may not be exciting. I'm stuck in this nine to five cycle and crave adventure.