plural yo-yos
1
: a thick grooved double disk with a string attached to its center axle that is made to fall and rise to the hand by unwinding and rewinding on the string
2
: a condition or situation marked by regular fluctuations from one extreme to another
3
: a stupid or foolish person
: shifting back and forth or up and down uncertainly or unexpectedly
yo-yoed; yo-yoing
: to move from one position to another repeatedly : fluctuate
the stock price yo-yoed
Examples of yo-yo in a Sentence
Noun
some yo-yo cut the electricity off while I still had unsaved data
those yo-yos who insist upon using their cell phones while speeding down the highway
Recent Examples on the Web
Miami Herald, 13 Oct. 2025
NurPhoto via Getty Images In recent weeks, AI investors and enterprise leaders have felt the yo-yo effect of the AI market.
—Mark Minevich, Forbes.com, 27 Aug. 2025
Matt Porter, BostonGlobe.com, 18 Mar. 2023
Frank Witsil, Detroit Free Press, 6 May 2024
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Noun
Gas prices are on a yo-yo string — up one week and down the next.
—Miami Herald, 13 Oct. 2025
NurPhoto via Getty Images In recent weeks, AI investors and enterprise leaders have felt the yo-yo effect of the AI market.
—Mark Minevich, Forbes.com, 27 Aug. 2025
Adjective
Related: It’s been a yo-yo season for the Bruins’ Jakub Lauko.
—Matt Porter, BostonGlobe.com, 18 Mar. 2023
Verb
Michigan gas prices continue to yo-yo, falling more than a dime in the last week to a statewide average of $3.60 a gallon for regular unleaded, as motorists pay about $54 for a 15-gallon tank, as crude oil prices fall, according to AAA auto club.
—Frank Witsil, Detroit Free Press, 6 May 2024
See All Example Sentences for yo-yo
Cite this Entry
“Yo-yo.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/yo-yo. Accessed 4 Nov. 2025.
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