Insure

(in-shūr'), v. t. [imp. & p. p. INSURED; p. pr. & vb. n. INSURING.] [Prefix in, used intensively, and sure.] [Written also ensure.]

1. To make sure or secure; as, to insure safety to any one.
2. Specifically, to secure against a possible loss on certain stipulated conditions, or at a given rate or premium; as, a merchant insures his ship or its cargo, or both, against the dangers of the sea; houses are insured against fire; sometimes hazardous debts are insured, and sometimes lives.