Comenayeahaw Share definition Flag An extreme expression for "We're coming for you" or "You better watch your back". In the movie Saving Silverman, Darrens friend JD shouts, "Comenayeahaw!!". Comenayeahaw by Abazaba418 May 3, 2004 0 0 Get merch Get the Comenayeahaw mug. Buy Now — $32.95 See more merch