v. & n.
v.intr. & tr. move or flow or carry along with a whirling motion.
n. 1 a swirling motion of or in water, air, etc. 2 the act of swirling. 3 a twist or curl, esp. as part of a pattern or design. swirly adj.
[ ME (orig. as noun): orig. Sc., perh. of LG or Du. orig. ]