The American Heritage® Dictionary of the English Language, 4th Edition
n. In Freudian theory, the division of the unconscious that is formed through the internalization of moral standards of parents and society, and that censors and restrains the ego.
n. The part of the mind that acts as a self-critical conscience, reflecting social standards that have been learned.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. (psychoanalysis) that part of the unconscious mind that acts as a conscience
Word Usage
"The superego is the voice of moral outrage, of the whistle-blower and the tattle-tale, the first to kick you when you’re down and to insist you deserve your misfortune."