預定義

预 = 予 + 页 : Yu the Great and Zai Yu are preparing their tax reports in advance in the space station's bathroom. Yu the Great is scribbling wildly on one sheet of paper after the other, and sheets of paper are flying all over the place. Zai Yu on the other hand just fell asleep and covered himself in a lot of sheets of paper. He covered himself with a sheet he made out of paper.

定 = 宀 + 下 + 人 : "to fix": duct tape. Somebody wanted to tease Dorothy Gale and taped a graduation cap to her head. Neanderthal Man tries to help her by levering the cap off with a ladder in the engine's bathroom.

义 = 丶 + 乂 : Mnemonic symbol: Justitia.

Justitia (义) and Maud Younger (y) want to fix the shower in the space station's bathroom (Ø4). Just as Justitia is about to grab the shower head with her pliers (乂) she is blinded by a petal leaf (丶) floating about and instead grabs Maud's head with her pliers. This is Maud's just punishment as she broke the shower head in the first place.