The general and popular term for a firm, upright, insulated support for a superstructure; a pier, column, or post; also, a column or shaft not supporting a superstructure, as one erected for a monument or an ornament. Jacob set a pillar upon her grave. Gen. xxxv. 20. The place . . . vast and proud, Supported by a hundred pillars stood. Dryden.
Figuratively, that which resembles such a pillar in appearance, character, or office; a supporter or mainstay; as, the Pillars of Hercules; a pillar of the state. "You are a well-deserving pillar." Shak. By day a cloud, by night a pillar of fire. Milton.
A portable ornamental column, formerly carried before a cardinal, as emblematic of his support to the church. [Obs.] Skelton.
The center of the volta, ring, or manege ground, around which a horse turns. From pillar to post, hither and thither; to and fro; from one place or predicament to another; backward and forward. [Colloq.] -- Pillar saint. See Stylite. -- Pillars of the fauces. See Fauces, 1.
Having a support in the form of a pillar, instead of legs; as, a pillar drill.
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