fuel up(redirected from fueling up)
To fill a car's gas tank with fuel. We need to stop and fuel up before getting on the highway.
to fill one's tank with fuel. Let's stop here and fuel up. I need to fuel up at the next little town.
To fill the gas tank of a vehicle with gasoline or other fuel: The family fueled up the car before leaving for the lake. I fueled the truck up so we wouldn't have to stop. It's time to go; let's fuel up.