What is WAFU?

WAFU meaning in Military or Military Slang terminology / glossary / dictionary is:
(Royal Navy) Member of the Fleet Air Arm. Originates from carrier deck crews wearing surcoats with WAFU to denote them as ‘Weapon and Fuel Users’. Used in a more derogatory fashion by the RN surface fleet as “Wet And Fucking Useless”. Used internally within the Fleet Air Arm for “Women All Fancy Us”.


reference: Glossary of military slang