Someone or something that takes part in some action; a doer, an agent.
The entity that performs a role (in use case analysis).
A person who acts a part in a theatrical play or (later) in film or television; a dramatic performer.
The subject performing the action of a verb.
Someone like a fox; a crafty person.
A bush, especially of ivy.
A male fox.
A fox in general.
An old English measure of weight, usually of wool, containing two stone or 28 pounds (13 kg).