What is the meaning of Cowan?

A worker in unmortared stone; a stonemason who has not served an apprenticeship.

A person who attempts to pass himself off as a Freemason without having experienced the rituals or going through the degrees.

A sneak; an inquisitive or prying person.

Uninitiated, outside, “profane”.

A fishing-boat.

owl

Source: wiktionary.org