The act of jumping with impossible feats. It's also apparently a power you can get through martial arts - see Crouching Tiger, Hidden Dragon for theatrical tree-hopping (not to mention balancing on the tips of branches that couldn't support a squirrel). This trope is based on an actual technique for jumping higher employed in some martial arts, although not to the extent usually shown in media. (Basically, you attach weights to your legs, get used to jumping to your current normal height with the weights, then take the weights off.) Examples of In a Single Bound include: