Mack out slang
To make something work, function, or look better by customizing it with new equipment, accessories, or embellishments.
They have been spending the whole afternoon macking out their house.
I am in the process of macking out my old beat-up truck.
I'm thinking of buying an old car and gradually macking it out.
1. To alter something so that it looks different or may be used for a different purpose; to alter someone's appearance by changing their clothes, hair, etc.
2. To legally transfer the ownership of a property to another person.
The verb "mack" must be conjugated according to its tense.
The origin of this slang is not clear.