definition of
assurance

[1] #1 assurance n. [self-assurance, confidence, self-confidence, authority, sureness] freedom from doubt; belief in yourself and your abilities; "his assurance in his superiority did not make him popular"; "after that failure he lost his confidence"; "she spoke with authority". wn

[2] #2 assurance n. [pledge] a binding commitment to do or give or refrain from something; "an assurance of help when needed"; "signed a pledge never to reveal the secret". wn

[3] #3 assurance n. a statement intended to inspire confidence; "the President's assurances were not respected". wn

[4] #4 assurance n. a British term for some kinds of insurance. wn