What is the meaning of Cao?

Initialism of collectieve arbeidsovereenkomst. (collective bargaining)

Alternative form of caos

Nonstandard spelling of cāo.

Nonstandard spelling of cáo.

Nonstandard spelling of cǎo.

Nonstandard spelling of cào.

a tonic made from animal flesh or bone

high

head (all senses)

shoot of a vine

palm crow (Corvus palmarum)

high or tall

a tonic, balm or cream made from animal flesh or bone

Source: wiktionary.org