Popsugar Culture Digital Life Slang Terms to Stop Using 10 Words You Should Never Say Again May 15, 2018 by Macy Cate Williams View On One Page Photo 6 of 10 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 6 Slay Stop saying you slayed stuff. The literal definition of slay is to kill a person or animal in a violent way, so the fact that this got popular in the first place is twisted. Previous Next Start Slideshow