m
1 American-
the thirteenth in order or in a series.
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(sometimes lowercase) the Roman numeral for 1000.
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Electricity. magnetization.
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Biochemistry. methionine.
noun
plural
M's, Ms, m's, ms-
the thirteenth letter of the English alphabet, a consonant.
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any spoken sound represented by the letter M or m, as in my, summer, or him.
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something having the shape of an M.
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a written or printed representation of the letter M or m.
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a device, as a printer's type, for reproducing the letter M or m.
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Printing. em.
abbreviation
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mach.
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Music. major.
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male.
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married.
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Medieval.
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medium.
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mega-.
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Middle.
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modal auxiliary.
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modifier.
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Economics. monetary aggregate: issued periodically by the Federal Reserve Board as various measures of money supply (M-1, M-1A, M-2, etc.).
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British. motorway (used with a road number to designate a major highway).
the M1.
abbreviation
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male.
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(in Germany) mark; marks.
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married.
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masculine.
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Physics. mass.
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medium.
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meter.
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middle.
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mile.
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minute.
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modification of.
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modulus.
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molar.
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month.
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moon.
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morning.
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mouth.
abbreviation
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(referring especially to the use of wireless electronic devices) mobile.
m-commerce; m-business.
abbreviation
abbreviation
abbreviation
plural
MM-
Majesty.
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Manitoba.
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markka; markkaa.
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Marquis.
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Music. measure.
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medicine.
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medium.
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meridian.
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Monday.
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Monsieur.
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mountain.
abbreviation
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cricket maiden (over)
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male
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mare
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married
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masculine
noun
-
the 13th letter and tenth consonant of the modern English alphabet
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a speech sound represented by this letter, usually a bilabial nasal, as in mat
symbol
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mach
-
medium (size)
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mega-
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currency mark(s)
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million
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astronomy Messier catalogue; a catalogue published in 1784, in which 103 nebulae and clusters are listed using a numerical system
M13 is the globular cluster in Hercules
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Middle
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physics modulus
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(in Britain) motorway
the M1 runs from London to Leeds
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mature audience (used to describe a category of film certified as suitable for viewing by anyone over the age of 15)
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( as modifier )
an M film
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logic the middle term of a syllogism
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physics mutual inductance
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chem molar
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1000 See Roman numerals
abbreviation
symbol
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metre(s)
-
mile(s)
-
milli-
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minute(s)
contraction
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(verb) am
-
(noun) madam
yes'm
abbreviation
-
Majesty
-
(in titles) Member
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million
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Also: M. Monsieur
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mountain
prefix
prefix
prefix
Etymology
Origin of M.1
From the Latin word merīdiēs
Origin of m.1
From the Latin word merīdiēs
Origin of m.1
From the Latin word misce
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“And I’m just sitting there trying to keep a poker face: ‘Oh, OK, tell me more.’”
From Los Angeles Times
“I’m really happy that that story gets to be told.”
From Los Angeles Times
"I'm deeply concerned that I have not been and these issues have been raised with the United Kingdom Government and we're trying to seek information about this."
From Barron's
I’m dating a guy who is up to his eyeballs in student loans from his 20s.
From MarketWatch
As I’m sure you know, student-loan debt is not rare: 12.3 million Americans in their 30s have student-loan debt, and those ages 30 to 39 have borrowed an average of $42,014, according to Educationdata.org.
From MarketWatch
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.