twirl

from The American Heritage® Dictionary of the English Language, 5th Edition.

• intransitive verb To rotate or revolve briskly; swing in a circle; spin.
• intransitive verb To twist or wind around.
• intransitive verb To move or spin around rapidly, suddenly, or repeatedly.
• intransitive verb To whirl or turn suddenly; make an about-face.
• intransitive verb Baseball To pitch.
• noun The act of twirling or the condition of being twirled; a quick spinning or twisting.
• noun Something twirled; a twist.

from The Century Dictionary.

• To cause to revolve rapidly; spin; whirl; turn round and round, usually in an idle, purposeless way; twiddle.
• To move round; especially, to revolve rapidly; be whirled about.
• To twine; wind; coil; curl.
• noun A rapid circular motion.
• noun A twist; a convolution; a curl; a flourish.

from the GNU version of the Collaborative International Dictionary of English.

• intransitive verb To revolve with velocity; to be whirled round rapidly.
• noun The act of twirling; a rapid circular motion; a whirl or whirling; quick rotation.
• noun A twist; a convolution.
• transitive verb To move or turn round rapidly; to whirl round; to move and turn rapidly with the fingers.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A movement where one spins round elegantly; a pirouette.
• verb intransitive To perform a twirl.
• verb transitive To rotate.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a sharp bend in a line produced when a line having a loop is pulled tight
• noun the act of rotating rapidly
• verb turn in a twisting or spinning motion
• verb cause to spin