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mac
macnounfellow; bud (a familiar term of address to a man or boy whose name is not known to the speaker).
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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 Americannoun
noun
abbreviation
abbreviation
noun
abbreviation
abbreviation
prefix
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:
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
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
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“Notably, despite these pricing actions, we have not observed any meaningful changes in Mac or iPad lead times,” Woodring wrote.
From MarketWatch ● Jul. 14, 2026
Across those games, Mac Allister has played 539 minutes, won 31 duels, 10 tackles, made nine interceptions and applied high pressure 208 times - all numbers which put him high up in the rankings.
From BBC ● Jul. 14, 2026
Mac Allister's CV already contains a World Cup and a Copa America title, as well as a Premier League title.
From BBC ● Jul. 14, 2026
And we expect Apple Watch, iPad and Mac updates, too.
From The Wall Street Journal ● Jul. 12, 2026
“I’ll go put on a pot of coffee,” said Mac.
From "Eleven" by Tom Rogers
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“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
“He fought dirty, Mac. So how ’bout shuttin’ up,” Red said.
From "The Great Santini" by Pat Conroy
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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
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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
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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
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The U.S. company—home to brands such as MAC, Smashbox and Jo Malone—has been undergoing a business turnaround under new leadership.
From The Wall Street Journal ● Mar. 24, 2026
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
The "MAC" stood for Project MAC, the DARPA-funded research project that gave birth to the AI Lab and the Laboratory for Computer Science.
From Free as in Freedom: Richard Stallman's Crusade for Free Software by Williams, Sam
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.