WHIR

I. verb also ~r (~red; ~ring) Etymology: Middle English (Scots) quirren, probably of Scandinavian origin; akin to Danish hvirre to ~l, ~ Date: 15th century intransitive verb to fly, revolve, or move rapidly with a ~ , transitive verb to move or carry rapidly with a ~, II. noun also ~r Date: 1677 a continuous fluttering or vibratory sound made by something in rapid motion