policy

1. A principle of behaviour, conduct etc. thought to be desirable or necessary, especially as formally expressed by a government or other authoritative body.

   The Communist Party has a policy of returning power to the workers.

2. Wise or advantageous conduct; prudence, formerly also with connotations of craftiness.
3. Specifically, political shrewdness or (formerly) cunning; statecraft.
4. (now chiefly in the plural) The grounds of a large country house.
5. The art of governance; political science.
6. A state; a polity.
7. A set political system; civil administration.
8. A trick; a stratagem.
9. Motive; object; inducement.

verb

To regulate by laws; to reduce to order.

1. A contract of insurance.
2. A document containing or certifying this contract.
3. An illegal daily lottery in late nineteenth and early twentieth century USA on numbers drawn from a lottery wheel (no plural)
4. A number pool lottery