mac
noun
[ mak ]
• macaroni.
• "his daily yearning for mac and cheese"
Origin:
1930s: abbreviation.
mac
noun
• a mackintosh.
Origin:
early 20th century: abbreviation.
Mac
noun
• a type of personal computer.
Origin:
1980s: from Macintosh, the brand name of a range of computers manufactured by Apple Inc.; the range was named after a variety of dessert apple (see McIntosh).
Mac
noun
• a form of address for a man whose name is unknown to the speaker.
• "haven't seen you for a while, Mac"
Origin:
early 17th century (originally a form of address to a Scotsman): from Mac-, a patronymic prefix in many Scots and Irish surnames.