nabubka Share definition Flag Nabubka is a situation when you've had something in your mind but didn't share it, and now you regret it. I'm having a nabubka right now. I've been thinking he's cheating on you for so long. nabubka by burningoxygen February 23, 2017 0 0 Get merch Get the nabubka mug. Buy Now — $32.95 See more merch