/in'si kyoor"i tee/ , n. , pl. insecurities .
1. lack of confidence or assurance; self-doubt: He is plagued by insecurity.
2. the quality or state of being insecure; instability: the insecurity of her financial position.
3. something insecure: the many insecurities of life.
[ 1640-50; insecuritas. See INSECURE, -ITY ]
Syn. 2. precariousness, shakiness, vulnerability.