Definition of "insouciance" [‖In•sou•ciance]

• Blithe lack of concern; nonchalance. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The sheer insouciance from the IRS towards all tax-deviant clerics following Pulpit Freedom Sundays in 2008 and 2009 leaves little precedent for a change in policy this year."
• "But his carelessness--what some have the nerve to call his insouciance putting a positive, oh-so-Continental spin on good old-fashioned incompetence--was his undoing."
• "The pictures above show Smokey's parents, Sam & Braise, illustrating the concept of "méfiance" (see Sam, left) and carefree "insouciance" (see Braise, right)."