permanent dirt

English

Etymology

Originated as a slang term in tattoo and piercing parlours in Californian counter culture but has gained traction in mainstream society and other areas.

Noun

permanent dirt (uncountable)

1. (colloquial) A tattoo
2. (colloquial) Any form of tattoo, piercing, (deliberate) scarring or other body modification that is considered permanent or would take significant effort to remove.
3. (colloquial) A hair dye or permanent wave that must be allowed to grow out or be reversed by repeating the process, that will not wash out.