Ronda Rousey Says UFC 207 is One of Her Last

Ronda Rousey's days in the Octagon are coming to an end ... so says the UFC superstar who just announced that UFC 207 is "definitely one of my last fights."

Rousey sat down with Ellen (airs Tuesday) and was asked about her MMA future -- and the 29-year-old made it clear she's thinking about the next phase of her life.

As for her upcoming fight against Amanda Nunes on Dec. 30th, Ronda says she's in killer shape and ready to throw down -- "I finally feel like super ninja good."