Chris Brown Just WENT NUCLEAR . . . . Claims That His BABYS Mother's A DRUG DEALER . . . And Credit Card SCAMMER!!!

Chris Brown BLACKED OUT on his baby's moms last night, suggesting that the woman sold drugs and scammed credit cards. Peep the exchange below - where Chris ended it with a veiled THREAT towards his former homie Jas Prince.

Jas' father James Prince responded to Chris - just to make sure that he wasn't planning on doing anything stupid.