[twirl] vb [perh. of Scand origin; akin to Norw dial. tvirla to twirl; akin to OHG dweran to stir] vi (1598) 1: to revolve rapidly
2: to pitch in a baseball game ~ vt 1: to cause to rotate rapidly
2: pitch 2a -- twirl.er n
[2]twirl n (1598) 1: an act of twirling
2: coil, whorl -- twirly adj