(military) A step in marching, by which a soldier, while advancing, gradually takes ground to the right or left at an angle of about 25 degrees.

(idiomatic) A dangerous person, who is not to be messed with.

A stone that can be stepped on in crossing something, especially a marsh or creek. / (idiomatic) Something used as a way to progress to something or somewhere else.

Alternative form of stepping stone

a form of aerobics involving repeated stepping up onto, and down from a block or platform

(transitive, idiomatic) To increase, augment, or advance, especially by one or more steps.

(intransitive, idiomatic) To assume or take responsibility.

(idiomatic) To resign from office; to abdicate. / To gradually reduce something, a little at a time, as an electronic step down transformer.

To walk up a set of stairs as exercise.

An open space in an otherwise solid object through which a person can step or walk.