The phrase "to fill the tank" means to put fuel in a vehicle so that it has enough energy to run.
Sentences with «to fill the tank»
The intent of the label is to create a direct connection between the act of filling the tank with the destruction caused by the production and use of fossil fuels. (treehugger.com)
You simply program in how much a litre of fuel is selling for, and you can see in real time how much it will cost to fill the tank at any given time. (driving.ca)
A simple rule such as, «always fill the tank before you return the car,» is easy to communicate to a big group of people at once. (inc.com)