When someone looks as if they could maybe have a humpback/ hunchback, like Quasimodo had. Not that they fully have one , they are on their way to having a hunchback . Broaching on the quasimodoness
"bloaching" (noun) (etymology uncertain) is the act of having a friend insert a balloon into one's anus and then blow up said balloon until it is firm at which point it is either exploded or removed.