Definitions

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

  • noun A toy consisting of a flattened spool wound with string that is spun down from and reeled up to the hand by motions of the wrist.
  • noun Informal One that undergoes frequent abrupt shifts or reversals, as of opinion or emotion; a vacillator.
  • noun Slang A stupid or objectionable person.
  • intransitive verb To undergo frequent abrupt shifts or reversals, as of opinion or emotion; vacillate.

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

  • noun A toy consisting of a spheroidal or cylindrical spindle having a circular groove in which string is wound; it is used by holding the string in the fingers and reeling the spindle up and down by movements of the wrist.
  • noun finance A volatile market that moves up and down.
  • noun informal Someone who vacillates.
  • noun informal A foolish, annoying or incompetent person.
  • verb intransitive To vacillate; to move up and down.

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

  • noun a toy consisting of a spool that is reeled up and down on a string by motions of the hand

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Originally a trademark.]

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Examples

  • When asked why officials would not give Alden another chance, Gelder said the state wanted to avoid what he termed "yo-yo" facilities: "They do a really good job when they know someone is coming to look, but yet we have problems as soon as the spotlight is turned off.

    chicagotribune.com - News 2011

  • First, they make you feel like a loser, and then something even worse happens to so-called yo-yo dieters.

    Six Weeks to Sleeveless and Sexy JJ Virgin 2010

  • But this leads to a behavioral cycle in which your system “doesn’t work” or you can’t get back into a healthy mind-set—some people call it yo-yo dieting.

    The Flex Diet M.D. James Beckerman 2011

  • But this leads to a behavioral cycle in which your system “doesn’t work” or you can’t get back into a healthy mind-set—some people call it yo-yo dieting.

    The Flex Diet M.D. James Beckerman 2011

  • Kim Bensen, a lifetime yo-yo dieter who lost more than 200 pounds, currently leads motivational weight loss meetings at Calvary Church in Trumbull at 6:30, Wednesday nights.

    Kim Bensen: Samantha: One Woman's Weight Loss Journey Kim Bensen 2011

  • Kim Bensen, a lifetime yo-yo dieter who lost more than 200 pounds, currently leads motivational weight loss meetings at Calvary Church in Trumbull at 6:30, Wednesday nights.

    Kim Bensen: Samantha: One Woman's Weight Loss Journey Kim Bensen 2011

  • I could continue this yo-yo description of euroland affairs were it not that I will run out of good news to juxtapose against the bad.

    Euroland Should Prepare for More Ups and Downs in Its Yo-Yo Economy Irwin Stelzer 2010

  • Kim Bensen, a lifetime yo-yo dieter who lost more than 200 pounds, currently leads motivational weight loss meetings at Calvary Church in Trumbull at 6:30, Wednesday nights.

    Kim Bensen: Samantha: One Woman's Weight Loss Journey Kim Bensen 2011

  • Kim Bensen, a lifetime yo-yo dieter who lost more than 200 pounds, currently leads motivational weight loss meetings at Calvary Church in Trumbull at 6:30, Wednesday nights.

    Kim Bensen: Samantha: One Woman's Weight Loss Journey Kim Bensen 2011

  • A crew from the Townhall.com conservative news site gave passersby the choice of a T-shirt, a yo-yo or lip balm.

    CPAC gets underway on wave of 2010 midterm momentum Amy Gardner 2011

Comments

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  • See Duncan Imperial

    January 28, 2008

  • A weekend hippy.

    April 3, 2008

  • As a verb: 'All went well at first, with inflation, and therefore rent rises, staying low. Over the past year, however, the RPI has yo-yoed. In 2008 it rose steadily, hitting 5 percent in September before falling back to 0.9 percent by the end of the year.' (Private Eye #1229, p.6)

    February 5, 2009

  • The second oldest toy (after doll). Via Says You.

    January 3, 2010

  • I'd thought the top was

    January 3, 2010