- 1(also M.O.)modus operandi
Want to learn more?
Find out which words work together and produce more natural sounding English with the Oxford Collocations Dictionary app.
- 2(in writing) Missouri
Check pronunciation: MO
Definition of MO abbreviation from the Oxford Advanced American Dictionary
Want to learn more?
Find out which words work together and produce more natural sounding English with the Oxford Collocations Dictionary app.