This is the female equivalent of stealing somebody's girl, but instead of stealing yo man, the person who attempts to "Steal Yo Nigga" in this situation does something that specifically appeals to a black person. This is a famous line from the Tiktoker 9Trevv.
9Trevv: Cooking with a nigga! I'm cooking chicken fried watermelon, and some fresh cornbread that yo niggas are surely gonna love! I bet my food can steal yo nigga!
Fruit Fly NIGGA: (noun)
A DEROGATORY TERM FOR A HATER 1. A man who exhibits excessive criticism towards other men, often driven by insecurity and jealousy.
2. A guy who's always hoping for others to fail, focusing on their mistakes rather than his own growth.
3. A dude with a feminine side who's not afraid to show his bitter side.
"Ever notice how that Fruit Fly Nigga always has something to say about the next man's struggles?"