| Date: | 1500-1600 |
| Language: | Latin |
| Origin: | securus, from se 'without' + cura 'care' |
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se‧cure1 S3

1 a situation that is secure is one that you can depend on because it is not likely to change :
There are no secure jobs these days.
United's position at the top of the league seems relatively secure.
permanent/certain
There are no secure jobs these days.
United's position at the top of the league seems relatively secure.2 locked or guarded so that people cannot get in or out, or steal anything :
The house isn't very secure - we need some new locks.
place/building
The house isn't very secure - we need some new locks. secure accommodation British English (=a type of prison)
In the last year only three children under the age of 14 have had to be placed in secure accommodation.
In the last year only three children under the age of 14 have had to be placed in secure accommodation.3 safe from and protected against damage or attack :
Companies can offer secure credit card transactions over the internet.
safe from harm
Companies can offer secure credit card transactions over the internet.4 feeling confident about yourself and your abilities [≠ insecure]:
We want our children to be secure and feel good about themselves.
confident
We want our children to be secure and feel good about themselves.5 feeling confident and certain about a situation and not worried that it might change :
not worried
6 firmly fastened or tied, and not likely to fall down :
Are you sure that shelf is secure?
firmly fastened
Are you sure that shelf is secure?