1. The act of assuring; a declaration tending to inspire full confidence; that which is designed to give confidence. Whereof he hath given assurance unto all men, in that he hath raised him from the dead. (acts xvii. 31) Assurances of support came pouring in daily. (Macaulay)
2. The state of being assured; firm persuasion; full confidence or trust; freedom from doubt; certainty. Let us draw with a true heart in full assurance of faith, having our hearts sprinkled from an evil conscience. (Heb. X. 22)
3. Firmness of mind; undoubting, steadiness; intrepidity; courage; confidence; self-reliance. Brave men meet danger with assurance. (Knolles) Conversation with the world will give them knowledge and assurance. (Locke)
4. Excess of boldness; impudence; audacity; as, his assurance is intolerable.
5. Betrothal; affiance.
Recently, assurance has been used, in England, in relation to life contingencies, and insurance in relation to other contingencies. It is called temporary assurance, in the time within which the contingent event must happen is limited. See insurance.