S: (n) post (an upright consisting of a piece of timber or metal fixed firmly in an upright position) "he set a row of posts in the ground and strung barbwire between them"
S: (n) bollard, bitt (a strong post (as on a wharf or quay or ship for attaching mooring lines)) "the road was closed to vehicular traffic with bollards"
S: (n) carrick bitt (either of a pair of strong posts that support a windlass on a ship's deck)
S: (n) corner post (a square post supporting a structural member at the corner of a building)
S: (n) standard (an upright pole or beam (especially one used as a support)) "distance was marked by standards every mile"; "lamps supported on standards provided illumination"
S: (n) stump ((cricket) any of three upright wooden posts that form the wicket)