shmargalarg Share definition Flag A word you say when you have no clue what else to say. Conversation: "Hey" "Hey" "Sup?" "Nm. U?" "Nm." "...shmargalarg..." shmargalarg by woahmanwoah! March 31, 2010 0 0 Get merch Get the shmargalarg mug. Buy Now — $32.95 See more merch