\ ˈmak How to pronounce mac (audio) \
variants: or

Definition of mac

 (Entry 1 of 6)

British

Definition of mac (Entry 2 of 6)

informal
: macaroni commonly used in the compounds mac and cheese and mac 'n' cheeseFor those tired of seafood—it happens—a homey mac and cheese was the comfort food for the day.— Sam GuginoDear Barbecue Joint: You make amazing mac 'n' cheese … but must you add crumbled bacon?— Julie R. Smith
\ ˈmak How to pronounce Mac (audio) \

Definition of Mac (Entry 3 of 6)

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

Mac

abbreviation (1)

Definition of Mac (Entry 4 of 6)

Machabees

Mac

abbreviation (2)
variants: or Macc

Definition of Mac (Entry 5 of 6)

Maccabees

MAC

abbreviation (3)

Definition of MAC (Entry 6 of 6)

military airlift command

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Synonyms for mac

Synonyms: Noun (1)

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Examples of mac in a Sentence

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

First Known Use of mac

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

History and Etymology for mac

Noun (3)

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

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Statistics for mac

Cite this Entry

“Mac.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/mac. Accessed 26 January 2020.

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More Definitions for mac

Mac

noun
How to pronounce MAC (audio)

English Language Learners Definition of Mac

US, informal + old-fashioned + sometimes impolite used to speak to a man who you do not know

Medical Definition of mac

 (Entry 1 of 2)

macerate

Medical Definition of MAC (Entry 2 of 2)

1 maximum allowable concentration
2 Mycobacterium avium complex

More from Merriam-Webster on mac

Thesaurus: All synonyms and antonyms for mac

Rhyming Dictionary: Words that rhyme with mac

Comments on mac

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to express in a more acceptable way

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