the posterior part of a human (or animal) body from the neck to the end of the spine
at or to or toward the back or rear
the back of a military formation or procession
related to or located at the back
in or to or toward a past time
the side that goes last or is not normally seen
the side of an object that is opposite its front
stand up on the hind legs, of quadrupeds
be behind; approve of
travel backward
