ya mudda Share definition Flag your mother. used as an insult when there is nothing else to be said. Similar to "yo mutha" but rolls of the tong easier. "You are such a faggot" "Yea ya mudda doesnt think so" ya mudda by Beisner February 3, 2005 0 0 Get merch Get the ya mudda mug. Buy Now — $32.95 See more merch