To run a generator means to start and operate a machine that creates electricity by converting another form of energy, such as fuel or moving water. Full definition
It is worth noting up front that electric power can be scarce at times, meaning that many of the hotels and businesses will only run generators for a few hours during the day. (best-beaches.com)
When you finish using the generator, switch it to off while it's running and run the generator out of fuel (without a load on it). (mechanics.stackexchange.com)
Power from the gasoline motor also runs a generator that makes electricity for a 40 - horsepower electric motor that is mounted in the rear of the car. (articles.orlandosentinel.com)