in·security \|in+\noun Etymology: perhaps from Medieval Latin insecuritas danger, hazard, from Latin in- in- (I) + securus secure + -itas -ity : the quality or state of being insecure: as a.: lack of assurance : apprehensiveness < a feeling of insecurity > b.: lack of safety : hazard, risk < the insecurity of his capital > c.: an insecure condition or circumstance < the minor insecurities of life > < noticed the insecurity of the lock >