trol·ley 
/ˈtrɑ:li/ noun
plural trol·leys /ˈtrɑ:li/ noun [count] 1 a US : an electric vehicle that runs along the street on tracks —called also streetcar (US) trolley car (chiefly Brit) tram
b : a vehicle that is pulled along tracks on the ground by a moving cable or that hangs from a moving cable —called also (US) trolley car 2 chiefly Brit a : a metal basket on wheels used to hold groceries while you are shopping
▪ a shopping trolley [=(US) cart]
b : a table with wheels used especially for serving food
▪ a dessert trolley [=(US) cart]
b : a vehicle that is pulled along tracks on the ground by a moving cable or that hangs from a moving cable —called also (US) trolley car
▪ a shopping trolley [=(US) cart]
b : a table with wheels used especially for serving food
▪ a dessert trolley [=(US) cart]
off your trolley
Brit, informal : crazy
▪ If you think I'm going to do that you're off your trolley. [=(US) off your rocker]
▪ If you think I'm going to do that you're off your trolley. [=(US) off your rocker]
