mac

1 of 6

noun (1)

variants or mack
British

mac

2 of 6

noun (2)

informal
: macaroni
commonly used in the compounds mac and cheese and mac 'n' cheese
For those tired of seafood—it happens—a homey mac and cheese was the comfort food for the day.Sam Gugino
Dear Barbecue Joint: You make amazing mac 'n' cheese … but must you add crumbled bacon?Julie R. Smith

Mac

3 of 6

noun (3)

: fellow
used informally to address a man whose name is not known

Mac

4 of 6

abbreviation (1)

Machabees

Mac

5 of 6

abbreviation (2)

variants or Macc
Maccabees

MAC

6 of 6

abbreviation (3)

military airlift command

Examples of mac in a Sentence

Noun (1) I'm glad the little nipper remembered his mac today, because it's supposed to rain.

Word History

Etymology

Noun (3)

Mac-, Mc-, patronymic prefix in Scottish and Irish surnames

First Known Use

Noun (1)

1901, in the meaning defined above

Noun (2)

1920, in the meaning defined above

Noun (3)

circa 1918, in the meaning defined above

Time Traveler
The first known use of mac was in 1901

Dictionary Entries Near mac

Cite this Entry

“Mac.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mac. Accessed 23 Jul. 2024.

Medical Definition

mac

1 of 2 abbreviation
macerate

MAC

2 of 2 abbreviation
1
maximum allowable concentration
2
Mycobacterium avium complex
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