We got Danielle -- who goes by Bhad Bhabie in the music world -- on the heels of her being nominated for the prestigious award Tuesday along with arguably 2 of the biggest rappers in the game right now, and she was feeling pretty confident.

Danielle thinks she's the real winner at the end of the day -- the kid's just 15 years old, after all -- even though she concedes Cardi will probably walk away with the actual trophy. She explains why by taking multiple shots at Nicki ... and it ain't pretty, just petty.