firstcode

noun
UK /ˈfɜːstkəʊd/
US /ˈfɜːrstkoʊd/

The very first set of instructions you write to make a computer do something.

She wrote her firstcode today and made the screen say hello.


OTHER MEANINGS

2. The first secret message or cipher a person learns to read or write.

The spy's firstcode was a simple number swap.

3. The earliest version of a set of rules or laws.

The village's firstcode was carved on a wooden board.

4. A beginner's first attempt at writing in a new language or script.

His firstcode in Japanese was just his own name.