the world > space > relative position > posture > action or fact of bending > bend [verb (transitive)] > in a hunch (3)
(transitive) to make ‘hulch’ or humped; to ‘bundle’ up.
transitive. To thrust out or up, or bend, so as to form a ‘hunch’ or hump; to compress, bend, or arch convexly. Also without up.
transitive. To make humped or hump-shaped; to hunch. (Also with up.) to hump the back (figurative), to show vexation or sulkiness.