DISCONNECT

[verb] [T] - to unfasten (something), esp. to break the connection between a supply of electricity, gas, water, etc. and a device or piece of equipmentNever try to mend a broken machine without disconnecting it from the electricity supply.To disconnect (also informal cut off) a customer or a service is to stop supplying electricity/gas/water/telephone services, esp. because money has not been paid.Does the electricity/gas/water industry publish the number of customers it disconnects for non-payment of bills? [T]The phone has been disconnected while the house is empty.If you are disconnected (also informal cut off) while speaking on the telephone, the telephone connection is suddenly broken and you can no longer continue your conversation.