taco plate Share definition Flag A party, gathering, box social, or event that consists of a high ratio of women compared to men. (The opposite of sausage fest) Dude, Betty's party was such a taco plate. I was the only guy there and there were like 30 girls. taco plate by Jimmy434 December 22, 2008 0 0 Get merch Get the taco plate mug. Buy Now — $32.95 See more merch