assurance definition

1. freedom from doubt; belief in yourself and your abilities
• examples: his assurance in his superiority did not make him popular
• examples: after that failure he lost his confidence
• examples: she spoke with authority
2. a binding commitment to do or give or refrain from something
• examples: an assurance of help when needed
• examples: signed a pledge never to reveal the secret
3. a statement intended to inspire confidence
• examples: the President's assurances were not respected
4. a British term for some kinds of insurance