Britney Spears really fueled fire to the Jason Trawick engagement rumors yesterday -- when she stepped out in London with a HUGE rock on her ring ringer!
![](https://images.toofab.com/image/f4/o/2011/10/20/f4d6dcaf07775beca3a07b7138bb2701_md.jpg)
Though the two denied reports Trawick was planning to propose to the singing superstar, Spears flaunted a giant yellow rock while arriving at BBC Radio 1 on Thursday.
We wouldn't call this a confirmation of an engagement though, as Britney has a history of wearing jewelry on her ring finger.
Get a closer look at the ring above!