1. Plural of hackman; drivers of hackney cabs or taxis, especially in urban areas.
Usage: chiefly historical or dated; North American

Examples

• The hackmen gathered at the station waiting for passengers.
• In the early 1900s, hackmen were a common sight on city streets.
• The hackmen complained about the new regulations on fares.
• He worked as one of the hackmen for over twenty years.
• The hackmen knew every street and alley in the city.