I cannot find any established meaning or reference for "Mag of 19." It's possible this is:
- A niche term or abbreviation: Specific to a certain field, hobby, or community. Without more context (where you encountered this phrase), I can't determine its meaning.
- A typo or misspelling: Could you double-check the original source? Perhaps a slight alteration would reveal the correct term.
- A newly coined term: Sometimes new phrases emerge, and they haven't yet been widely documented.
To help me understand what you're looking for, please provide more details:
- Where did you see this phrase? (e.g., a book, website, conversation)
- What was the context? What was being discussed around the phrase "Mag of 19"?
- Can you provide any other related information? Any other words or phrases used nearby might offer clues.
With more information, I might be able to help you find the meaning of "Mag of 19."