jointcode

noun
UK /ˈdʒɔɪntkəʊd/
US /ˈdʒɔɪntkoʊd/

A jointcode is a special set of secret letters or numbers that two or more people share to keep their messages safe.

The two friends made a jointcode so only they could read their notes.


OTHER MEANINGS

2. A coding system used together by two groups working on the same project.

The two teams agreed on a jointcode for naming their files.

3. In computing, a shared set of rules that lets different programs work together.

The apps used a jointcode to exchange data smoothly.

4. A combined set of rules or laws agreed on by more than one party.

The neighboring towns adopted a jointcode for building safety.