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1. Get by special effort
   "He secured extra cigarettes even though they were rationed";
   - procure
    
2. Cause to be firmly attached
   "secure the lock onto the door";
   - fasten, fix
    
3. Assure payment of
    
4. Make certain in the future
   "Preparation will secure success!";
   - guarantee, ensure, insure, assure
    
5. Fill or close tightly with or as if with a plug
   "secure the hole";
   - plug, stop up
    
6. Furnish with battens
   "secure ships";
   - batten, batten down

1. Immune to attack; incapable of being tampered with
   "a secure telephone connection";
   - impregnable, inviolable, strong, unassailable, unattackable
    
2. Financially safe
   "a secure investment";
   - dependable, good, safe
    
3. Free from fear or doubt; easy in mind
   "he was secure that nothing will be held against him";
   - unafraid, untroubled
    
4. Free from danger or risk
   "secure from harm"; "his fortune was secure"; "made a secure place for himself in his field"
    
5. Not likely to fail or give way
   "the lock was secure"; "a secure foundation"; "a secure hold on her wrist"

Derived forms: secured, securer, secures, securest, securing

See also: assured, fail-safe, firm, fixed, invulnerable, protected, safe, sound, steady, sure, tight

Type of: attach, beef up, close, fill up, fortify, guarantee, obtain, strengthen, vouch

Antonym: insecure, unsafe

Encyclopedia: Secure