What is the meaning of Step_back?

Used other than figuratively or idiomatically: see step, back.

To stop what one is doing and evaluate the current situation.

To prevent oneself from becoming emotionally involved in a certain situation.

to depart driving the train following the train they arrived into the station driving, so as to decrease service turnaround time.

To retreat from one's duties in a job; to reduce one's duties, often as a prelude to leaving a position; to take a back seat.

He's stepping back from the role to let you start in it.

To quietly abandon a belief.

A setback, downgrade, or deterioration.

A reversion to a former state or situation.

Source: wiktionary.org