[top.sy-tur.vy] adv [prob. ultim. fr. tops (pl. of [1]top) + obs. E terve to turn upside down] (1528) 1: in utter confusion or disorder
2: with the top or head downward: upside down
[2]topsy-turvy adj (1612): turned topsy-turvy: totally disordered -- top.sy-tur.vi.ly adv -- top.sy-tur.vy.dom n [3]topsy-turvy n (1655): topsy-turviness