mor-doh Share definition Flag a monster that is created when a member of society by the name of morgan licks green play-doh Guy: WHOA, what is that huge green thing? Girl: I DON'T KNOW!! Random guy: AHHHH! It's a mor-doh! RUN!!!! mor-doh by Ray-doh April 15, 2008 0 0 Get merch Get the mor-doh mug. Buy Now — $32.95 See more merch