mac

1
[ mak ]
/ mæk /

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).

Origin of mac

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

Definition for mac (2 of 6)

mac

2

or mack

[ mak ]
/ mæk /

noun Informal.

a mackintosh.

Origin of mac

2
shortened form

Definition for mac (3 of 6)

Mac

[ mak ]
/ mæk /

noun

a male given name.

Definition for mac (4 of 6)

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 (5 of 6)

Definition for mac (6 of 6)

M.Ac.

Master of Accountancy.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for mac

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)

Mac

1
/ (mæk) /

noun

mainly US and Canadian an informal term of address to a man

Word Origin for Mac

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.

abbreviation for

Maccabees (books of the Apocrypha)

British Dictionary definitions for mac (5 of 5)

Mac-

Mc- or M'-

prefix

(in surnames of Scottish or Irish Gaelic origin) son ofMacDonald; MacNeice

Word Origin for Mac-

from Goidelic mac son of; compare Welsh mab, Cornish mab
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