What is M-o?
1.
Not an urban term at all, but a legal one. Short for Modus Operandi (method of operation). One's either habitual or premeditated way of doing things.
His m-o was always smash-and-grab
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2.
Another way to say Main Objective. Could be used with periods instead of the dash.
The guy's m-o was to kill his wife who was going to take half his shit.
3.
Modus operandi (often used in the abbreviated forms M.O. or simply Method) is a Latin phrase, approximately translated as "method of operating" The term is used in English to describe someone's habits or manner of working, the method of operating or functioning. It is often used in a criminal sense, to profile the methods employed by individuals during the execution of a crime, and may also be used in offender profiling,
What is the Perp's "M-O"???
What is your "M-O"???
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4.
short for
I have 6 people riding with me already; my car is totally m-o.