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:
Things like frozen truffle mac and cheese and saag paneer are now commonplace.
From MarketWatch ● Oct. 2, 2026
The grill leans into comfort foods and Americana with crab cakes, spinach artichoke dip, a Lucas-favorite chopped salad, jumbo-prawn cocktails, mac and cheese, and pigs in a blanket.
From Los Angeles Times ● Sep. 17, 2026
Goodles introduced its take on mac and cheese online in 2021, marketing its products as “Noodles, Gooder” by virtue of their protein and fiber content.
From The Wall Street Journal ● Sep. 2, 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 loved mac and cheese, and he couldn’t stand it.
From "Becoming" by Michelle Obama
The share of home buyers ages 25 to 34 who used an older cosigner rose to 3.7% in 2022 from 1.6% in 1994, according to the mortgage giant Freddie Mac.
From The Wall Street Journal ● Oct. 11, 2026
While making small talk with series star and creator Rob Mac in the event’s green room, Sepinwall casually mentioned he was writing about Rod Serling, creator of “The Twilight Zone.”
From Salon ● Oct. 10, 2026
Startup CEO Shane Mac had been using an AI agent without issue when he got pinged by an employee: a “heads up” about a team Slack message.
From The Wall Street Journal ● Oct. 9, 2026
Take Alexis Mac Allister, who was signed by Brighton for £6.8m in January 2019 but immediately loaned back to former club Argentinos Juniors, and then to Boca Juniors for 2019-20.
From BBC ● Oct. 8, 2026
At the end of her letter, Ms. Mac wrote, “So farewell to all my wonderful friends in Room 26, especially the small one with the big heart: Humphrey.”
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
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
And should the RedHawks stumble in the MAC tournament, a decision to exclude them with a single defeat would be unheard of.
From The Wall Street Journal ● Mar. 2, 2026
The athletic department is paying $23 million over five years to move its football team into the MAC and paying travel costs for league opponents to play in Sacramento.
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
Yvonne Carvalho, a 5-foot dynamo with oversize black glasses and purple MAC lipstick, greeted the nurse anesthesiologist with a bear hug and questions about her dating life and her daughter.
From The Wall Street Journal ● Dec. 10, 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.
