the GNU version of the Collaborative International Dictionary of English
n. The state of being informal; lack of regular, prescribed, or customary form.
n. An informal, unconventional, or unofficial act or proceeding; something which is not in proper or prescribed form or does not conform to the established rule.
The Century Dictionary and Cyclopedia
n. The state of being informal; want of regular or customary form; an informal act or procedure: as, the informality of legal proceedings may render them void.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a manner that does not take forms and ceremonies seriously
n. freedom from constraint or embarrassment
Word Usage
"But that same informality is what gets him into the most trouble - his "shoot from the lip" style of snap decisions, giving little thought or serious consideration to a position, leading to the need for "clarifying" his former position, or even denying or contradicting it as political considerations (i.e. what his handlers) demand."