(UK, slang, humorous) Synonym of cheers (“thank you; or a drinking toast”)

A toroidal toasted oat cereal made by General Mills.

plural of Cheerio

(Britain, Ireland, New Zealand, Australia, informal) Goodbye, an interjection said upon parting. / (rare) Hello; a greeting.

(New Zealand, Australia) A small saveloy often consumed with tomato sauce at parties.

(chiefly US) A person, usually a young, attractive female, who encourages applause and cheers at a sports event, and wearing a specially-designed uniform in the official colors of the team he/she cheers for.

In a cheerful manner.

Devoid of cheer; gloomy.

In a good mood, happy, cheerful.

plural of cheerleader