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O tempora! O mores!

[oh tem-poh-rah oh moh-reys; English oh tem-per-uh oh mawr-eez, mohr-]
Latin.
  1. O times! O customs!
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for o tempora! o mores!

O tempora! O mores!

sentence substitute
  1. oh the times! oh the customs!: an exclamation at the evil of them

Word Origin for O tempora! O mores!

from Cicero's oration In Catilinam
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012