secure

Adjective

• financially sound
  • a good investment
    
  • a secure investment
    

• immune to attack; incapable of being tampered with
  • an impregnable fortress
    
  • fortifications that made the frontier inviolable
    
  • a secure telephone connection
    

• not likely to fail or give way
  • the lock was secure
    
  • a secure foundation
    
  • a secure hold on her wrist
    

• free from danger or risk
  • secure from harm
    
  • his fortune was secure
    
  • made a secure place for himself in his field
    

• free from fear or doubt; easy in mind
  • he was secure that nothing will be held against him
    

Verb

• furnish with battens
  • batten ships
    

• fill or close tightly with or as if with a plug
  • plug the hole
    
  • stop up the leak
    

• make certain of
  • This nest egg will ensure a nice retirement for us
    
  • Preparation will guarantee success!
    

• assure payment of

• cause to be firmly attached
  • fasten the lock onto the door
    
  • she fixed her gaze on the man
    

• get by special effort
  • He procured extra cigarettes even though they were rationed
    

Related words

• Synonyms: 
  dependable , good , safe , impregnable , inviolable , strong , unassailable , unattackable , unafraid , untroubled , batten , batten down , plug , stop up , guarantee , ensure , insure , assure , fasten , fix , procure
• Antonyms: 
  insecure , unsafe , unfasten