the world > movement > motion in a certain direction > upward movement > [noun] > climbing or scaling > means of (3)
Vaguely used for: Something on which one ascends. Obsolete.
A low stool used for stepping on when moving from one level to another; something or someone used as a step in this manner. Also figurative.
Originally and commonly in to give (a person) a leg up. Originally: an act of helping a rider to mount a horse, esp. by holding and lifting one…