(UK, dialect) A top performer. / (Australia) The champion shearer of a shearing shed. / (Australia) A stockman, a cowboy.

(slang) Any person or thing that is fraudulent; a fake or impostor.

(UK, military, informal, in combination) An officer having the specified number of rings (denoting rank) on the uniform sleeve.

A fence which encircles a large area, or a whole estate, within one enclosure.

(transitive) To guarantee the safety of funds or investment. In particular, to ensure some degree of distinction for monies, that may provide immunity against untoward financial claims.

(idiomatic) Someone or something that very closely resembles another; someone or something easily mistaken for another.

A leader of a group of people, especially an unofficial group. / A person who starts and leads a disturbance (such as a riot), a conspiracy, or a criminal gang.

A contagious fungal infection of the skin, characterised by ring-shaped discoloured patches, covered by vesicles or scales.

plural of ringer

To remove the bark, phloem, and cambium from a tree in a ring all the way around its trunk, thereby normally killing the tree.