1. Not firm or firmly fixed; likely to fail or give way
   "the hinge is insecure" 
2. Lacking in security or safety
   "his fortune was increasingly insecure"; "an insecure future"
   - unsafe 
3. Lacking self-confidence or assurance
   "an insecure person lacking mental stability" 
4. Not safe from attack
   - unsafe

See also: dangerous, insecurely, insecureness, insecurity, overanxious, precarious, shaky, unassured, unfixed, unguaranteed, unprotected, unsafe, unsecured, vulnerable

Antonym: secure

Encyclopedia: Insecure

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