Princeton's WordNet(2.67 / 3 votes)Rate this definition: post, station(noun) the position where someone (as a guard or sentry) stands or is assigned to stand. a soldier manned the entrance post; a sentry station. military post, post(noun) military installation at which a body of troops is stationed.
Rhetorical criticism is the analysis of a broad range of items related to using language to have an impact on an audience. This is often but not always applied to writing, where the author intends to have a certain effect on readers.
Pentadic rhetorical criticism looks at the who, what, when/where, why, and how of the speech or text; in other words, this type of criticism examines the agent, act, scene, purpose, and agency (to put it in terms more familiar to communication scholars).