mac
noun
fellow; bud (a familiar term of address to a man or boy whose name is not known to the speaker).
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mac
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Mac
Macnouna male given name.
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Mac.
Mac.abbreviationMaccabees.
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M.Ac.
M.Ac.abbreviationMaster of Accountancy.
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Mac-
Mac-a prefix found in many family names of Irish or Scottish Gaelic origin, as MacBride and Macdonald.
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MAC
MACabbreviationmultiplexed analogue component: a transmission coding system for colour television using satellite broadcasting
mac
1 American
[mak]
/ mæk /
noun
(often initial capital letter)
mac
2
American
[mak]
/ mæk /
Or
mack
mac
3
American
[mak]
/ mæk /
Mac
4
American
[mak]
/ mæk /
noun
Mac.
5
American
abbreviation
M.Ac.
6
American
abbreviation
Mac-
7
American
Also
Mc-,
Mac
1
British
/ mæk /
noun
MAC
2
British
abbreviation
Mac.
3
British
abbreviation
Mac-
4
British
prefix
mac
5
British
/ mæk /
noun
Etymology
Origin of mac1
First recorded in 1650–60; special use of Mac
Origin of mac2
Shortened form
Origin of mac3
Shortened form
Origin of Mac-7
< Irish, Scots Gaelic mac son, Old Irish macc; akin to Welsh, Cornish mab
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.
See Examples For:
If Goodles can get people who otherwise wouldn’t be eating mac and cheese, it doesn’t always have to convert loyalists from other brands, and the category could see bigger growth overall.
From The Wall Street Journal ● Sep. 3, 2026
The offerings include returning items, such as a smoky burger and chicken sandwich, plus a new side — mac and cheese.
From MarketWatch ● Apr. 29, 2026
I think the first time I went, they had a really good oxtail mac and cheese.
From Los Angeles Times ● Apr. 10, 2026
They have taught her a few things: how to make mac and cheese, follow American football and wear university merchandise without shame.
From The Wall Street Journal ● Mar. 16, 2026
Diego talked with his mouth full of mac and cheese.
From "We Are the Ants" by Shaun David Hutchinson
Elsewhere, fresh data from Freddie Mac showed that 30-year fixed rates averaged 6.95% this week, up from 6.76% last week and the highest since January 2025.
From The Wall Street Journal ● Sep. 17, 2026
Last week, 30-year fixed rates averaged 6.76% according to Freddie Mac.
From The Wall Street Journal ● Sep. 15, 2026
Harabedian has said that most of the contracts and guidelines of Fannie Mae and Freddie Mac — the government-sponsored organizations that hold or guarantee the majority of U.S. mortgages — do not bar loan deferrals.
From Los Angeles Times ● Sep. 15, 2026
A separate report by Freddie Mac, a government-backed agency, noted a smaller increase in the 30-year rate.
From MarketWatch ● Sep. 10, 2026
Now I want to know: What was Ms. Mac thinking?
From "The World According to Humphrey" by Betty G. Birney
“Mac Jones, for sure. Yeah, Mac. He’s the best,” Parker said.
From Washington Times ● Aug. 3, 2023
“My life was completely wrapped up in Fleetwood Mac. You can call in sick to a job, a boyfriend, even a husband, but you cannot call in sick to Fleetwood Mac – ever.”
From The Guardian ● Apr. 17, 2019
“It was only made for the Mac. It was less than one percent market share in the U.S. They like to say ‘low single digits.’
From The Verge ● Jun. 13, 2017
"He was the first person to buy a Mac. He was the first person to tell me about the Internet. I had no idea what he was talking about."
From Los Angeles Times ● Jul. 25, 2015
“Mac. Mac. Mac,” George said, saying Owen’s nickname with every panting breath he let out.
From "Two Degrees" by Alan Gratz
Apple tends to hold a second Mac- or iPad-focused event in the fall roughly every other year.
From Slate ● Sep. 11, 2018
Simply put: If your school requires any Mac- or Windows-only apps, then you can’t use an iPad in place of an actual laptop.
From Slate ● Jul. 27, 2018
Kathlene Mac- Donell is rather better as the cabaret performer.
From Time Magazine Archive
He went farther in ten days than did Britisher Mac- Laren, covering 5,468 miles in 45 hours and 20 minutes of actual flying time.
From Time Magazine Archive
While we were taking Bougainville, General Mac- Arthur’s forces would be landing on the western end of New Britain Island at Cape Gloucester to establish a new airfield there, too.
From "Code Talker: A Novel About the Navajo Marines of World War Two" by Joseph Bruchac
Why wasn’t the MAC threatening to send in the suits?
From The Wall Street Journal ● Sep. 9, 2026
Wood said he simply took the one-year estimate in the study and multiplied it to account for Sacramento State’s five-year agreement with the MAC.
From Los Angeles Times ● Feb. 24, 2026
He said that its “consumer-facing” investments included opening new retail locations for its luxury fragrance brands while closing some of its MAC and Origins locations.
From MarketWatch ● Feb. 5, 2026
On Tuesdays and Wednesdays, that means the MAC.
From The Wall Street Journal ● Dec. 24, 2025
Now this angle AMC, being known, the right-angled triangle MAC is easily resolved, since the side AC of that triangle, being the radius of the earth, is a known dimension.
From A History of Science — Volume 2 by Henry Smith Williams
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.
