Meaning of the word yoyo in English

What does yoyo mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

yoyo

US /ˈjoʊ.joʊ/
UK /ˈjəʊ.jəʊ/

Noun

1.

a toy consisting of a pair of disks with a deep groove between them in which a string is attached and wound, that can be made to go up and down by a flick of the wrist

Example:
The child was playing with a colorful yoyo.
He performed some impressive tricks with his yoyo.
2.

a person who changes their mind or behavior frequently, often in an unpredictable way

Example:
He's such a yoyo, one day he wants to quit his job, the next he's planning his promotion.
Her emotions go up and down like a yoyo.

Verb

to fluctuate or move up and down, often unpredictably

Example:
The stock market continued to yoyo throughout the day.
His weight tends to yoyo, going up and down by several pounds.