twin-scriptcode

noun
UK /twɪn ˈskrɪptkəʊd/
US /twɪn ˈskrɪptkoʊd/

A twin-scriptcode is a special set of secret letters that comes in two matching copies.

The two friends each kept a twin-scriptcode so they could read each other's secret notes.


OTHER MEANINGS

2. A programming trick where two scripts share the same code base.

The developers used a twin-scriptcode to keep both apps in sync.

3. A pair of identical written messages sent to two people.

She mailed a twin-scriptcode to her brother and sister.

4. A coded label that appears twice on a product for checking.

The inspector scanned the twin-scriptcode on the box to confirm it matched.