Hired vehicle
'hired vehicle' is the definition.
This is all the clue.
(Other definitions for cab that I've seen before include "Transport" , "Taxi to hold an engine-driver" , "Hired car" , "info for citizens provided here" , "A taxi in New York" .)
'hired vehicle' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for minicab that I've seen before include "Type of car hire" , "Metered vehicle for hire" , "Type of taxi" , "Hired vehicle" , "Car used as taxi" .)
(Other definitions for rent-a-car that I've seen before include "Self-drive automobile" , "wheels temporarily" , "Self-drive vehicle" , "Vehicle hire" .)