self-securing
adjectiveUK /ˌself sɪˈkjʊərɪŋ/
US /ˌself sɪˈkjʊrɪŋ/
Able to keep itself safe without help from anyone else.
The self-securing lock clicks shut on its own so the door stays safe.
RELATED WORDS
OTHER MEANINGS
2. Able to fasten or hold itself firmly in place.
The self-securing strap tightened around the box by itself.
3. Able to make itself safe or certain without outside help.
Her self-securing plan meant she did not need anyone to rescue her.
4. Able to protect itself from harm or danger.
The self-securing system shut the windows when the storm came.