1. removes fuel from (an aircraft, vehicle, or engine)
Usage: third person singular present tense of 'defuel'; technical/aviation term

Examples

• The ground crew defuels the aircraft before maintenance.
• The technician defuels the engine to prevent corrosion.
• The airport defuels all planes during the emergency shutdown.
• She defuels the helicopter after each flight to reduce weight.
• The procedure defuels the tank completely before inspection.