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English definition of “secure”

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secure

adjective
 
 
/sɪˈkjʊər/
NOT FAIL B2 not likely to fail or be lost: a secure investment/jobSteady, regular and unchanged
SAFE B2 safe from danger: I don't feel that the house is secure.Safe and secure
CONFIDENT B2 confident about yourself and the situation that you are in: I need to feel secure in a relationship.Confidence and self-assuranceShowing arrogance and conceit
FIXED firmly fastened and not likely to fall or break: Check that all windows and doors are secure. →  Opposite insecure Safe and secure
(Definition of secure adjective from the Cambridge Learners Dictionary © Cambridge University Press)
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