Knight of the post

Post Post, n. [AS., fr. L. postis, akin to ponere, positum, to place. See {Position}, and cf. 4th {Post}.] 1. A piece of timber, metal, or other solid substance, fixed, or to be fixed, firmly in an upright position, especially when intended as a stay or support to something else; a pillar; as, a hitching post; a fence post; the posts of a house. [1913 Webster]

They shall take of the blood, and strike it on the two side posts and on the upper doorpost of the houses. --Ex. xii. 7. [1913 Webster]

Then by main force pulled up, and on his shoulders bore, The gates of Azza, post and massy bar. --Milton. [1913 Webster]

Unto his order he was a noble post. --Chaucer. [1913 Webster]

Note: Post, in the sense of an upright timber or strut, is used in composition, in such words as king-post, queen-post, crown-post, gatepost, etc. [1913 Webster]

2. The doorpost of a victualer's shop or inn, on which were chalked the scores of customers; hence, a score; a debt. [Obs.] [1913 Webster]

When God sends coin I will discharge your post. --S. Rowlands. [1913 Webster]

{From pillar to post}. See under {Pillar}.

{Knight of the post}. See under {Knight}.

{Post hanger} (Mach.), a bearing for a revolving shaft, adapted to be fastened to a post.

{Post hole}, a hole in the ground to set the foot of a post in.

{Post mill}, a form of windmill so constructed that the whole fabric rests on a vertical axis firmly fastened to the ground, and capable of being turned as the direction of the wind varies.

{Post and stall} (Coal Mining), a mode of working in which pillars of coal are left to support the roof of the mine. [1913 Webster]