a. [ Compar. Giddier superl. Giddiest. ] [ OE. gidi mad, silly, AS. gidig, of unknown origin, cf. Norw. gidda to shake, tremble. ] [ 1913 Webster ] 1. Having in the head a sensation of whirling or reeling about; having lost the power of preserving the balance of the body, and therefore wavering and inclined to fall; lightheaded; dizzy. [ 1913 Webster ] By giddy head and staggering legs betrayed. Tate. [ 1913 Webster ] 2. Promoting or inducing giddiness; as, a giddy height; a giddy precipice. Prior. [ 1913 Webster ] Upon the giddy footing of the hatches. Shak. [ 1913 Webster ] 3. Bewildering on account of rapid turning; running round with celerity; gyratory; whirling. [ 1913 Webster ] The giddy motion of the whirling mill. Pope. [ 1913 Webster ] 4. Characterized by inconstancy; unstable; changeable; fickle; wild; thoughtless; heedless. “Giddy, foolish hours.” Rowe. “Giddy chance.” Dryden. [ 1913 Webster ] Young heads are giddy and young hearts are warm. Cowper. [ 1913 Webster ] | 
