Matching Pairs Tech vocabularyOnline version Match the expressions with their definitions. by Pablo Contreras 1 Turn off 2 Plug in 3 Set up 4 Turn on 5 Hook up 6 Put in 7 Unplug To cause (something) to operate To take the plug of a piece of electronical equipment out of the place where it is connected A connection to an electricity supply, a telephone network, the internet, etc. Able to be connected using a plug to an electronic device To cause (something) to cease operating To make a piece of equipment ready for use To take a device somewhere and make it ready to operate