What does Macca's mean?

Macca's (or Maccas) is short for McDonald's.

Macca's sounds like "mack-az". It rhymes with "backers".

The usage of Macca's to refer to McDonald's in Australia is so common that McDonald's uses the name in much of its official promotional materials¹ within Australia.

McDonald's registered Macca's as a trademark² in 1994.

Usage Examples:

• "I'm going on a Macca's run, you coming?"
• "The Macca's drivethrough is packed!"
• "I think I'm going to grab some Macca's for lunch."