privatefunction

noun
UK /ˈpraɪvət ˈfʌŋkʃən/
US /ˈpraɪvət ˈfʌŋkʃən/

A private function is a special party or event that only invited people can go to.

The hotel ballroom was booked for a private function, so the public could not enter.


OTHER MEANINGS

2. In computer programming, a private function is a piece of code that can only be used inside the same program or class.

The developer marked the helper method as a private function so other files could not call it.

3. A function or duty that is personal and not shared with the public.

Caring for the family garden was his private function, separate from his job.

4. A mathematical operation or rule that is kept hidden or internal to a system.

The encryption tool uses a private function to scramble the data before sending it.