What is the meaning of Chao?

Alternative form of chan (plain, plateau; ground)

Alternative form of chan (flat)

absolutely

bye, goodbye

goodbye

Nonstandard spelling of chāo.

Nonstandard spelling of cháo.

Nonstandard spelling of chǎo.

Nonstandard spelling of chào.

bye, goodbye

ki class(VII) inflected form of -ao

fermented bean curd

to glide (in the air)

Source: wiktionary.org