LaBamba Slap Share definition Flag To take one's penis and slap it across a woman's face. that bitch was gettin disorderly, so i gave her the labamba slap of a lifetime and she fell back into line LaBamba Slap by Dub N' G November 9, 2008 0 0 Get merch Get the LaBamba Slap mug. Buy Now — $32.95 See more merch