Dictionary.com

mac

1
[ mak ]
/ mæk /
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noun (often initial capital letter)Informal.

fellow; bud (a familiar term of address to a man or boy whose name is not known to the speaker).

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Origin of mac

1
First recorded in 1650–60; special use of Mac

Definition for mac (2 of 7)

mac2

or mack

[ mak ]
/ mæk /

noun Informal.

a mackintosh.

Origin of mac

2
Shortened form

Definition for mac (3 of 7)

mac3
[ mak ]
/ mæk /

noun

Origin of mac

3
Shortened form

Definition for mac (4 of 7)

Mac
[ mak ]
/ mæk /

noun

a male given name.

Definition for mac (5 of 7)

Mac-

a prefix found in many family names of Irish or Scottish Gaelic origin, as MacBride and Macdonald.
Also Mc-, Mc-, M'- .

Origin of Mac-

<Irish, Scots Gaelic mac son, Old Irish macc; akin to Welsh, Cornish mab

Definition for mac (6 of 7)

Mac.

abbreviation

Maccabees.

Definition for mac (7 of 7)

M.Ac.

abbreviation

Master of Accountancy.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for mac (1 of 5)

mac

mack

/ (mæk) /

noun

British informal short for mackintosh (def. 1), mackintosh (def. 3)

British Dictionary definitions for mac (2 of 5)

Mac1
/ (mæk) /

noun

mainly US and Canadian an informal term of address to a man
C20: abstracted from Mac-, prefix of Scottish surnames

British Dictionary definitions for mac (3 of 5)

MAC

abbreviation for

multiplexed analogue component: a transmission coding system for colour television using satellite broadcasting

British Dictionary definitions for mac (4 of 5)

Mac-

Mc- or M'-


prefix

(in surnames of Scottish or Irish Gaelic origin) son ofMacDonald; MacNeice
from Goidelic mac son of; compare Welsh mab, Cornish mab

British Dictionary definitions for mac (5 of 5)

Mac.

abbreviation for

Maccabees (books of the Apocrypha)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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