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m.o.

See more synonyms for m.o. on Thesaurus.com
  1. mail order.
  2. modus operandi.
  3. money order.
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M.O.

  1. mail order.
  2. manually operated.
  3. Medical Officer.
  4. method of operation.
  5. mode of operation.
  6. modus operandi.
  7. money order.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for m.o.

m.o.

MO

abbreviation for
  1. mail order
  2. money order
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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