the direction in which sunset occurs (at the equinox); west.

the rear or hinder part of anything; the part behind or at the back.

someone who or something which comes last.

(yoga.) the mystical circle, last of six (nine according to some) such circles in the human body, awakening of the dormant energy in which is supposed to release super-human powers and absolute bliss.

European or American continent or any nation of these continents.