a. rare. [f. WHIZZ sb. or v. + -Y1.] Characterized by whizzing; fig. (dial.) dizzy, giddy. Hence Whizziness, quality or state of whizzing.
1839. Thackeray, Leg. St. Sophia of Kioff, XVIII. 42. The swift arrows whizziness causing a dizziness.
1866. Thornbury, Greatheart, lviii. I felt all whizzy and sleepy like.