The meaning of SECURE is free from danger. How to use secure in a sentence. Synonym Discussion of Secure.

Secure definition: free from or not exposed to danger or harm; safe.. See examples of SECURE used in a sentence.

SECURE meaning: 1. positioned or fixed firmly and correctly and therefore not likely to move, fall, or break: 2…. Learn more.

To protect or ensure the privacy or secrecy of (a telephone line, for example).

Definition of secure adjective in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

If something such as a job or institution is secure, it is safe and reliable, and unlikely to be lost or fail.

Some common synonyms of secure are assure, ensure, and insure. While all these words mean "to make a thing or person sure," secure implies action taken to guard against attack or loss.

secure verb [T] (ACHIEVE) to achieve something, after a lot of effort: to secure the release of hostages

Now NYC can help protect your phone from cyber threats. Get alerts for unsecure Wifi networks, apps, and more. Download the NYC Secure app for free today.

Nov 18, 2025 · Learn the difference between HTTP and HTTPS, why HTTPS is safer, and how it impacts browsing, SEO, and security best practices.