pickcode
nounUK /ˈpɪk.kəʊd/
US /ˈpɪk.koʊd/
A pickcode is a short secret code you type to choose or unlock something.
I typed my pickcode to open the game.
OTHER MEANINGS
2. A code used to pick a specific item from a list or menu.
Each prize had a pickcode so the teacher knew which one you chose.
3. A short code that identifies a chosen option in a computer program.
The app asked for the pickcode of the level you want to play.
4. A code you enter to select your own profile on a shared device.
Sam entered his pickcode to see his saved drawings.