Peek-A-Choo Share definition Flag One of Chelsea Handler's many nicknames for a vagina. "She had to get surgery on her Peek-a-choo in order to become a sucessful porn star." Peek-A-Choo by Eshim April 17, 2009 0 0 Get merch Get the Peek-A-Choo mug. Buy Now — $32.95 See more merch