Gauche can refer to many things: Gauche , an implementation of the Scheme programming language. In stereochemistry, gauche refers a specific conformer. Gauche Effect hinders bond rotation. A style of Western fencing using the Main-gauche. In music, Gauche is an independent rock band from São Paulo, Brazil. In Paris, the Rive Gauche is on the upper bank of the Seine. In French, gauche generally means "left" or "awkward"