A mo is a very short length of time. It is short for moment.
[British, informal, spoken]
Hang on a mo.
mo in British English1
(məʊ)
noun informal
1. mainly British short for moment (sense 1)
2. mainly Australian short for moustache (sense 1)
mo in British English2
the internet domain name for
Macau
Mo in British English
the chemical symbol for
molybdenum
MO in British English
abbreviation for
1.
Missouri
2.
Medical Officer
3.
modus operandi
Mo. in British English
abbreviation for
Missouri
Missouri in British English
(mɪˈzʊərɪ)
noun
1.
a state of the central US: consists of rolling prairies in the north, the Ozark Mountains in the south, and part of the Mississippi flood plain in the southeast, with the Mississippi forming the E border; chief US producer of lead and barytes. Capital: Jefferson City. Pop: 5 704 484 (2003 est). Area: 178 699 sq km (68 995 sq miles)
Abbreviation: Mo or (with zip code) MO
2.
a river in the W and central US, rising in SW Montana: flows north, east, and southeast to join the Mississippi above St Louis; the longest river in North America; chief tributary of the Mississippi. Length: 3970 km (2466 miles)
MΩ in British English
symbol for
megohm
megohm in British English
(ˈmɛɡˌəʊm)
noun
one million ohms
Symbol: MΩ
m.o. in British English
or MO
abbreviation for
1.
mail order
2.
money order
-mo in British English
suffix forming nouns
(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 origin
abstracted from duodecimo
MO in American English
1.
Medical Officer
2.
Missouri
3.
mode of operation
4.
money order
Word origin
(sense 3) L modus operandi
Mo in American English1
1.
Missouri
2.
Monday
Mo in American English2
Chemistry
molybdenum
mo in American English1
(moʊ)
noun
Informal
moment (sense 1)
mo in American English2
1.
money order
2.
month
-mo in American English
(moʊ)
a book, pamphlet, etc. having (a specified number of) leaves as a result of the folding of a sheetof paper a given number of times
12mo, duodecimo, or twelvemo
Word origin
< ending of L abl. forms of ordinals, after prep. in, as in duodecimo (< duodecimus, twelfth)
Examples of 'mo' in a sentence
mo
Then it added, `Wait a mo ",' and disappeared back into its room.
Lyall, Francis A DEATH IN TIME
And I wanted to say, hang on a mo, Bev, just chill out will you, and tell me what's going on.