"Num 2" is a common slang term used to refer to the number two, which is the second number in a sequence.
For example:
- In a list: The "num 2" item would be the second item on the list.
- In a series: The "num 2" element would be the second element in the series.
- In a count: The "num 2" would be the second number counted.
It is important to note that this term is informal and may not be understood in all contexts.