1 definition by DeeVee585

Top Definition
The act of talking about your Mac computer so joyously it seems like you get the same amount of joy from jacking off.
Meghan - Did you hear, James got a Mac Book and an I-touch?

Tom - Yes, I heard. James was Macing off in my ear for the better part of an hour about how awesome his new Mac is.
by DeeVee585 September 02, 2010

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug