bobo-chan Share definition Flag 808-state slang: ethnic japanese girl who speaks litte or no english. a bobo-san is the male equivilent. yo, lets go pick up some bobo-chans at the mall, and go back to their hotel for a good time. bobo-chan by 42GAMI November 18, 2005 0 0 Get merch Get the bobo-chan mug. Buy Now — $32.95 See more merch