A man in private station, as distinguished from one holding a public office.
An unlearned, ignorant, or simple person, as distinguished from the educated; an ignoramus.
A human being destitute of the ordinary intellectual powers, whether congenital, developmental, or accidental; commonly, a person without understanding from birth; a natural fool; a natural; an innocent.
This life, which had been the tomb of his virtue and of his honour, is but a walking shadow; a poor player, that struts and frets his hour upon the stage, and then is heard no more: it is a tale told by an idiot, full of sound and fury, signifying nothing. William Shakespeare
As usual, there is a great woman behind every idiot. John Lennon
Suppose you were an idiot, and suppose you were a member of Congress; but I repeat myself. Mark Twain
There's a fine line between fishing and just standing on the shore like an idiot. Steven Wright
Have you ever noticed that anybody driving slower than you is an idiot, and anyone going faster than you is a maniac? George Carlin