Plus Size Women's Ink Spotted Magenta or Teal Cotton Print Sleep Gown Muumuu Moo Moo Dress Customizable 1x 9x Vintage 60s 70s floral Aloha MuuMuu dress with Pocket One Size Hey Tiger The muumuus with the buttons @muuvmentbyfee #muuvmentbyfee #muumuu # moomoo #kaftan #comfortablefashion 5M 541TU Ohana Orchid Midi Muumuu Dress Kyifi.com So why do we call this a Muumuu? Well, linguistic spread & tourism, mostly. Your granny might have worn Muumuus as they were popularized in the US as house dresses, maternity wear & nightgowns, but Tiki Tuesday: History of the Muumuu Cats Like Us