FOOTSTEP

[noun] [C] - the sound made by a person walking as the foot touches the ground, or a step (= foot movement)Walking along the darkened street, he heard footsteps close behind him.We could hear the sound of receding (= going away) footsteps.Our footsteps echoed through the empty building.(figurative) The Wright Brothers' flight was the first footstep on the road to the moon.