swish

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

• intransitive verb To move with a hissing or whistling sound.
• intransitive verb To rustle, as silk.
• intransitive verb To cause to move with a swishing sound.
• intransitive verb To swirl or agitate (a liquid) in a glass or in the mouth with a swishing sound.
• intransitive verb To whip with a rod.
• noun A sharp whistling or rustling sound.
• noun A movement making such a sound.
• noun Basketball A shot that goes through the net of the basket without hitting the backboard or rim.
• noun A rod used for flogging.
• noun Offensive Slang Used as a disparaging term for a gay man.
• adjective Chiefly British Fashionable; posh.
• adjective Offensive Slang Effeminate.

from The Century Dictionary.

• noun A sound as of water lapping the shore, or of swift movement through the air; a rustling.
• noun A swish-broom.
• In a swishing manner, or with a swishing sound; with a swish.
• To flog; lash.
• To flourish; brandish; make quick, cutting motions with; switch.
• To affect by swishing: as, to swish off the heads of flowers with a cane.
• To move, or make a movement, with a swash or flourish, or with a sound like the washing of small waves on the shore, or of swift movement through the air, of which the word swish is imitative.

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

• intransitive verb To dash; to swash.
• transitive verb To flourish, so as to make the sound swish.
• transitive verb Slang To flog; to lash.
• noun colloq. A sound of quick movement, as of something whirled through the air.
• noun (Naut.), engraving Light driven spray.

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

• adjective UK, colloquial sophisticated; fashionable; smooth.
• adjective effeminate.
• noun A short rustling, hissing or whistling sound, often made by friction.
• noun A sound of liquid flowing inside a container.
• noun A movement of an animal's tail
• noun A twig or bundle of twigs, used for administering beatings; a switch
• noun basketball A successful basketball shot that does not touch the rim or backboard.
• noun An effeminate male homosexual.
• verb To make a rustling sound while moving.
• verb basketball To make a shot, as a perfect swish.

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

• verb move with or cause to move with a whistling or hissing sound
• noun a brushing or rustling sound
• adjective elegant and fashionable