BADDEST BABY ON THE PLANET!!
UFC legend Ronda Rousey just announced she's 4 months pregnant -- and she's fired up!!!
Ronda and her husband, ex-UFC fighter Travis Browne, made the announcement in a video Wednesday morning ... saying, "Umm, how do I put this? Pow, 4 months pregnant!"
Ronda explained, "I've been pregnant since January -- so 4 months, baby bump! I cant hide it any more so it's time to show it off."
Ronda and Travis have been talking about wanting to start a family for the past few years -- she even walked away from her gig with WWE to focus on that.