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secure (EN)
adjective, verb

adjective “secure”

base form secure (more/most)
  1. not in danger from attacks or harm; kept safe
    The house felt secure with its strong locks and alarm system.
  2. not in danger of being stolen; kept in a safe place
    The jewelry was kept in a secure vault, so no one could steal it.
  3. kept private so no one can listen in or find out; confidential
    The company uses secure communication channels to ensure that sensitive information remains confidential.
  4. not at risk of losing money; dependable
    She felt relieved knowing her savings were in a secure investment.
  5. sure of something; having no doubts about it
    She felt secure of her decision to move to the new city.
  6. guaranteed to be obtained or achieved; definite
    With her excellent grades, a spot at her dream college seemed secure.

verb “secure”

infinitive secure; he secures; past tense secured; past part. secured; ger. securing
  1. to make something or someone safe from harm or danger
    The parents secured the playground gate to keep the children safe.
  2. to ensure something is obtained or an outcome is achieved; to guarantee
    She worked hard to secure a spot on the team.
  3. to fasten or attach something firmly so it doesn’t move
    He secured the tent to the ground with strong stakes.
  4. to lock up or secure something so it cannot be opened or escaped from
    The guards secured the prisoner in his cell to prevent any chance of escape.