ex post facto Hear it!

ex post facto definition

ex post facto (eks′ pōst fak′tō)

done or made afterward, esp. when having retroactive effect an ex post facto law

Etymology: L, from (the thing) done afterward

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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