the upper joint of each of a person's arms and the part of the body between this and the neck
I was carrying a bag over my shoulder
she turned to look at him over her shoulder
he tapped me on the shoulder and I looked round
a part of something resembling a shoulder in shape, position, or function
the shoulder of a pulley
put (something heavy) over one's shoulder or shoulders to carry
we shouldered our crippling backpacks and set off slowly up the hill