saddle

a seat for the rider of a horse or camel

a pass or ridge that slopes gently between two peaks (is shaped like a saddle)

cut of meat (especially mutton or lamb) consisting of part of the backbone and both loins

a piece of leather across the instep of a shoe

a seat for the rider of a bicycle

posterior part of the back of a domestic fowl

put a saddle on; "saddle the horses"

load or burden; encumber; "he saddled me with that heavy responsibility"

impose a task upon, assign a responsibility to; "He charged her with cleaning up all the files over the weekend"