a written contract in which one party guarantees to insure another against a specified loss, damage, injury, etc. in consideration of payments, usually periodic, called premiums
A plan or course of action, as of a government, political party, or business, intended to influence and determine decisions, actions, and other matters: American foreign policy; the company's personnel policy.
a. A course of action, guiding principle, or procedure considered expedient, prudent, or advantageous: Honesty is the best policy.
b. Prudence, shrewdness, or sagacity in practical matters.