lift and set down one's foot or one foot after the other in order to walk somewhere or move to a new position

Claudia tried to step back

I accidentally stepped on his foot

set up (a mast) in its step

an act or movement of putting one leg in front of the other in walking or running

Ron took a step back

she turned and retraced her steps

a flat surface, especially one in a series, on which to place one's foot when moving from one level to another

the bottom step of the staircase

a flight of marble steps

a measure or action, especially one of a series taken in order to deal with or achieve a particular thing

developers must take steps to reassure local people that their voices will be heard

a major step forward in the fight for justice

an interval in a scale; a tone (whole step) or semitone (half step)

an abrupt change in the value of a quantity, especially voltage

a block fixed to a boat's keel in order to take the base of a mast or other fitting