is a way to say "ly speaking, ...", "-wise, ..." or "in terms of ".
* ****
**Personally** , I don't care.
* ****
I'm in trouble **money-wise** , but I'm happy.
* ****
It's a big problem **worldwide**.
This type of is just a suffix to turn a noun into a na-adjective (It's like '-(i)al' as in person **al** , financ **ial** , glob **al** , etc.).
In slangy speech, this is extended to personal pronouns or proper nouns. It's like "from the standpoint of ", but sounds much more slangy and casual.
* ****
**Personally** , I'm fine with it.
* **** ?
What do _**you**_ think?
* **** ?
But **if you ask me** , I don't understand someone who doesn't know what they want to do.
(The speaker is herself. See this.)