totty-headed, adj. — Green’s Dictionary of Slang

totty-headed adj.

[SE totty, unsteady, dizzy, befuddled]

foolish, giddy.

c.1698		B.E. Dict. Canting Crew n.p.: Totty-headed Giddy-headed, Hare-brain’d.
1725		New Canting Dict. [as cit. c.1698].
1737, 1759, 1760, 1776		Bailey Universal Etym. Eng. Dict. [as cit. c.1698].
1785, 1788, 1796		Grose Classical Dict. of the Vulgar Tongue.
1811		Lex. Balatronicum.
1997		Sydney Morn. Herald 26 Jan. 161/3: Another totty-headed lamebrain American comedy about college jocks and chicks.