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:
Frain, a trained chef, is now working on “protein hero” projects like a buffalo mac and cheese with 40 grams of the nutrient.
From The Wall Street Journal ● Aug. 19, 2026
Tossed with olive oil, tomatoes, jalapeño, feta and Parmesan cheese, the expertly al dente Rustichella rigatoni is not your everyday mac ‘n’ cheese dinner.
From Los Angeles Times ● May 23, 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
They arrived alongside Kraft mac and cheese and green beans, the plate a tidy arrangement of beige, orange and green.
From Salon ● Apr. 10, 2026
My mom ran out to the gas station and bought a box of mac and cheese.
From "Everything Sad Is Untrue" by Daniel Nayeri
Mortgage rates as surveyed by Freddie Mac touched 7% in January 2025, but haven’t stayed above that level for an extended period since the second half of 2023.
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
Last week, 30-year fixed rates averaged 6.76% according to Freddie Mac.
From The Wall Street Journal ● 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
Ms. Mac looked gorgeous, especially with all the red, yellow and orange flowers surrounding her.
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
Calista threw away a coupon for a free Big Mac. cumin.
From "Woe Is I" by Patricia T. O'Conner
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
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
Kathlene Mac- Donell is rather better as the cabaret performer.
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
Russ Kavalhuna, Western Michigan’s president, didn’t participate in the MAC appeal, but released his own statement affirming the conference’s move, calling it an “important action.”
From The Wall Street Journal ● Sep. 9, 2026
The owner of beauty brands such as MAC, Smashbox and Jo Malone on Wednesday posted a loss of $116 million, or 32 cents a share, for its three months ended June 30.
From The Wall Street Journal ● Aug. 19, 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
Inspired by her time as a UC Santa Barbara Chicano Studies major and retail jobs at stores like MAC Cosmetics, her gender inclusive and ethically made “Mexi-goth” brand was a hit out the gate.
From Los Angeles Times ● Oct. 30, 2025
If the IRS had DAC across its X.25 gateways, it could integrate X9.17 management, DES, MAC and X9.9 could be used throughout.
From Terminal Compromise: computer terrorism: when privacy and freedom are the victims: a novel by Winn Schwartau
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.
