Bugungas Share definition Flag 1. Extremely large breasts that sag and bounce when one walks. 2. Another word for crazy "whooaa dude, check out her bugungas. Thats dirty." "What?!? Thats bugungas!" Bugungas by Hariette Tubman May 5, 2007 0 0 Get merch Get the Bugungas mug. Buy Now — $32.95 See more merch