disposablecode

noun
UK /dɪˈspəʊzəbəl kəʊd/
US /dɪˈspoʊzəbəl koʊd/

Code that you can throw away after you use it once.

The app gave me a disposablecode to log in just one time.


OTHER MEANINGS

2. A short code used for a quick test or demo and then deleted.

He wrote a disposablecode to check if the printer worked.

3. A code sent by text to prove it is really you.

Enter the disposablecode from your message to finish signing in.

4. A code that stops working after a set time.

The disposablecode expired after five minutes, so she asked for a new one.