Meaning of the word cheerio in English

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

cheerio

US /ˌtʃɪr.iˈoʊ/
UK /ˌtʃɪə.riˈəʊ/

Exclamation

goodbye

Example:
Well, cheerio, then! See you next week.
He waved and said, "Cheerio!"