mo

¹

[ moh ]

noun

, Informal.

1. moment ( def 1 ).

Mo

²

Symbol, Chemistry.

1. molybdenum.

MO

³

abbreviation for

1. method of operation.
2. Missouri (approved especially for use with zip code).
3. mode of operation.
4. modus operandi ( def 2 ).

-mo

⁴

1. a suffix occurring in a series of compounds that describe book sizes according to the number of leaves formed by the folding of a single sheet of paper:

   sixteenmo.

mo.

⁵

abbreviation for

, plural mos.

1. plural mos month.
2. months.

Mo.

⁶

abbreviation for

1. Missouri.
2. Monday.

m.o.

⁷

abbreviation for

1. mail order.
2. modus operandi.
3. money order.

M.O.

⁸

abbreviation for

1. mail order.
2. manually operated.
3. Medical Officer.
4. method of operation.
5. mode of operation.
6. modus operandi.
7. money order.

Mo

¹

the chemical symbol for

1. molybdenum

mo

²

the internet domain name for

1. Macau

m.o.

³

abbreviation for

1. mail order
2. money order

mo

⁴

/ məʊ /

noun

1. short for moment
2. short for moustache

Mo.

⁵

abbreviation for

1. Missouri

MO

⁶

abbreviation for

1. Missouri
2. Medical Officer
3. modus operandi

-mo

⁷

suffix forming nouns

1. (in bookbinding) indicating book size by specifying the number of leaves formed by folding one sheet of paper

   12mo, twelvemo, or duodecimo

   16mo or sixteenmo

Word History and Origins

Origin of mo¹

By shortening

Origin of mo²

Combining form extracted from duodecimo

Word History and Origins

Origin of mo¹

abstracted from duodecimo

Example Sentences

It’s in this cadence that Saulier’s M.O. snaps into focus: his formal cinematic expression as a reflection of his protagonist’s state of mind.

From Los Angeles Times

After all, as we saw with the border bill veto, that's his M.O.

From Salon

“Miranda Lambert your M.O. really sucks! I mean at every freaking concert. you calling somebody out..... it’s getting old.....very old!” another wrote.

From Los Angeles Times

Starring Chris O’Dowd as a local high school teacher, “The Big Door Prize” is based on a book by M.O.

From Seattle Times

Fincher is in a sharply funny, self-deprecating mood — his typical M.O. — when we connect on Zoom from his Los Angeles offices, he in a gray baseball cap.

From Los Angeles Times

Related Words

• rule of thumb