Definitions:

1. A horse-drawn carriage available for hire, commonly used for public transportation in urban areas before the widespread use of automobiles. NOUN
   • They hailed a hackney carriage to take them across the city.
2. Also known as a taxi or cab, is a vehicle for hire with a driver, used by a single passenger or small group of passengers, often for a non-shared ride. NOUN
   • Althought replaced by motor vehicles, the term "hackney carriage" is still used in some places to refer to licensed taxis.

Synonyms:

• cab
• hackney
• horse-drawn taxi
• taxi