Moogastoob Share definition Flag A baby made out of towelling. OR a derogatory term used to describe childlike behaviour. 'Awhh look at that liddle moogastoob':) 'You f**king moogastoob' Moogastoob by chelseyjervis:) February 5, 2007 0 0 Get merch Get the Moogastoob mug. Buy Now — $32.95 See more merch