It seems to be a playful or sarcastic way of addressing someone, implying a disrespectful or condescending tone. The "blank" part suggests a lack of respect or recognition for the person's identity or position.
If you heard this phrase in a specific context, it's important to consider the situation and the people involved to understand its intended meaning.
It's possible the phrase was:
* Used ironically: A playful way of addressing someone, perhaps between friends.
* Intended to be rude: A deliberate attempt to insult or belittle someone.
* Part of a specific jargon: A slang term used within a certain group or community.
Without more information about the context, it's difficult to determine the exact origin or meaning of the phrase.