The rapper revealed 'BBD' on her official SoundCloud page yesterday (January 1).
Announcing the song - which stands for 'Bad B*tches Do It' - on her Twitter page, she wrote: "It's Trap, but it's Rave. it's Banjee, But still a lil classy."
'BBD' was co-produced by Sup Doodle and Apple Juice Kid, whose previous credits include Wale and MC Lyte.
Banks is expected to unveil the lead single 'Miss Amor' and B-side 'Miss Camaraderie' from her debut LP Broke with Expensive Taste in the coming days.
The star recently claimed she wants to quit rapping after branding it "tacky" and "unladylike".
Listen to 'BBD' below:
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