Having or causing a whirling sensation; liable to falling; SYN. giddy, woozy, vertiginous.

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.
2. Promoting or inducing giddiness.
3. Over-excited; mirthful.

In a giddy light-headed manner; SYN. giddily, light-headedly.