1. plural of fueller; people or devices that supply fuel to something
Usage: chiefly British spelling; American English typically uses 'fuelers'

Examples

• The airport hired additional fuellers to speed up the refueling process between flights.
• Aircraft fuellers must follow strict safety protocols when handling jet fuel.
• The fuellers worked through the night to prepare the fleet for the morning departures.
• Modern fuellers use automated systems to reduce the time needed for refueling.
• The team of fuellers ensured every vehicle had a full tank before the expedition began.