A petrol pump being a station to provide you fuel service so that your vehicles can run well. It is famous as a gas garage, petrol station or Gas Station. People in sthe out of India also call it Petrol bunk but there is no typical meaning of this word. Well, a bunk is a cabin or a ship bed. Now since the petrol is also stored in bunker shaped container so people might be calling it as petrol bunk in place of the petrol pump.