Answer: trolleys

AnswerCrossword Clue
TROLLEYSChicago Surface Lines transports
TROLLEYSStreetcars
TROLLEYSBuses' antecedents
TROLLEYSDessert carts
trolleysA shopping cart
trolleysA wheel attached to a pole, used for collecting current from an overhead electric wire to drive a streetcar or trolley bus
trolleysA small table on wheels or casters, typically used to convey food and drink
trolleysA large metal basket or frame on wheels, resembling a shopping cart and used for transporting luggage at an airport or railroad station; a luggage cart
trolleysA low truck, usually without sides or ends, running on a railroad or a track in a factory