doomsday domer Share definition Flag 1) A person that is proficient at doming (aka sucking cock), like there's no tomorrow. Man, that girl was a real doomsday domer. She bobbed it like it was the last one she'd ever see. doomsday domer by jmethan01 July 12, 2017 0 0 Get merch Get the doomsday domer mug. Buy Now — $32.95 See more merch