An embroidered shield shaped device blazoned: Per bend sinister Azure and Or, a Marauder's head Buff, detailed and wearing a tri-parted hat, his sinister eye patched, all Sable, his earrings of the second, in dexter chief three grain stalks gold its grain of the third, all between two pirate cutlasses blades out, points to chief, blades of the last, guards, grips and pommels Black. Attached above the shield, a Gold scroll inscribed "WAIPAHU H.S." in Navy Blue letters 5/6 inch (.79 cm) in height, all within a 1/8 inch (.32 cm) Navy Blue border. The overall dimensions are 3 1/2 inches (8.89 cm) in height and 2 3/4 inches (6.99 cm) in width.
Navy blue and gold are the schools colors. The Marauder is the school mascot.
The shoulder sleeve insignia was authorized 03 April 2009. (TIOH Drawing Number A-10J-885)