Definition of "wisp" []

• A small bunch or bundle, as of straw, hair, or grass. (noun)
• One that is thin, frail, or slight. (noun)
• A thin or faint streak or fragment, as of smoke or clouds. (noun)
• A fleeting trace or indication; a hint: a wisp of a smile. (noun)
• A flock of birds, especially snipe. See Synonyms at flock1. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "And finally we see the spirit -- delicate, ethereal, a "faint ochre-colored cloud", a "thin wisp", "motes of dust dancing in the narrow beams of the robot's gaze" -- put into the robot/car, merged with it and transforming it into a deeply strange fusion of robot, automobile and rock."
• "You don’t see that subverting all the hard earned rights of americans, to protect against a will o the wisp is clearly unpatriotic?"
• "A flock of snipe is called a wisp, although you usually flush them in singles and pairs."