on shoulders

on (one's) shoulders

One's own responsibility or obligation. My siblings' care has been on my shoulders ever since our parents died.See also: on, shoulder

*on someone's shoulders

Fig. on someone's own self. (*Typically: be ~; carry something ~; fall ~; have something ~; leave something ~; put something ~.) Why should all the responsibility fall on my shoulders? She carries a tremendous amount of responsibility on her shoulders.See also: on, shoulder